.
2019 年电大高数基础形考 1-4 答案
《高等数学基础》作业一
第 1 章
函数 第 2 章
极限与连续 (一)
单项选择题 ⒈下列各函数对中,(C )中的两个函数相等.
A. 2) ( ) ( x x f , x x g ) (
B. 2) ( x x f , x x g ) (
C. 3ln ) ( x x f , x x g ln 3 ) (
D. 1 ) ( x x f ,11) (2xxx g
⒉设函数 ) (x f 的定义域为 ) , ( ,则函数 ) ( ) ( x f x f 的图形关于(C)对称.
A. 坐标原点
B. x 轴
C. y 轴
D. x y
⒊下列函数中为奇函数是(B).
A. ) 1 ln(2x y
B. x x y cos
C. 2x xa ay
D. ) 1 ln( x y
⒋下列函数中为基本初等函数是(C).
A. 1 x y
B. x y
C. 2x y
D. 0 , 10 , 1xxy
⒌下列极限存计算不正确的是(D).
A. 12lim22 xxx
B. 0 ) 1 ln( lim0 xx
C. 0sinlim xxx
D. 01sin lim xxx ⒍当 0 x 时,变量(C)是无穷小量.
A. xx sin
B. x1
C. xx1sin
D. 2) ln( x
⒎若函数 ) (x f 在点0x 满足(A),则 ) (x f 在点0x 连续。
.
A. ) ( ) ( lim00x f x fx x
B. ) (x f 在点0x 的某个邻域内有定义
C. ) ( ) ( lim00x f x fx x
D. ) ( lim ) ( lim0 0x f x fx x x x
(二)填空题 ⒈函数 ) 1 ln(39) (2xxxx f 的定义域是 | 3 x x
.
⒉已知函数 x x x f 2) 1 ( ,则 ) (x f
x 2 -x
. ⒊ xxx ) 211 ( lim
. 1 122 21 1lim(1 ) lim(1 )2 2xxx xex x
⒋若函数 0 ,0 , ) 1 () (1x k xx xx fx,在 0 x 处连续,则 k
e
. ⒌函数 0 , sin0 , 1x xx xy 的间断点是
0 x
. ⒍若 A x fx x) ( lim0,则当0x x 时, A x f ) ( 称为
0x x 时的无穷小量
. (二)
计算题 ⒈设函数 0 ,0 , e) (x xxx fx 求:
) 1 ( , ) 0 ( , ) 2 ( f f f . 解:
2 2 f , 0 0 f , 11 f e e
⒉求函数2 1lgxyx 的定义域. 解:2 1lgxyx 有意义,要求2 100xxx 解得1020x xx 或
则定义域为1| 02x x x 或
⒊在半径为 R 的半圆内内接一梯形,梯形的一个底边与半圆的直径重合,另一底边的两个端点在半圆上,试将梯形的面积表示成其高的函数. 解:
D
A
R
O
h
E
.
B
C 设梯形 ABCD 即为题中要求的梯形,设高为 h,即 OE=h,下底 CD=2R 直角三角形 AOE 中,利用勾股定理得 2 2 2 2AE OA OE R h
则上底=2 22 2 AE R h
故 2 2 2 22 22hS R R h h R R h
⒋求xxx2 sin3 sinlim0 . 解:0 0 0sin3 sin33sin3 33 3lim lim limsin2 sin2sin2 222 2x x xx xxxx xx xxxx x = 13 31 2 2
⒌求) 1 sin(1lim21 xxx. 解:21 1 11 ( 1)( 1) 1 1 1lim lim lim 2sin( 1)sin( 1) sin( 1) 11x x xx x x xxx xx ⒍求xxx3 tanlim0 . 解:0 0 0tan3 sin3 1 sin3 1 1lim lim lim 3 1 3 3cos3 3 cos3 1x x xx x xx x x x x
⒎求xxxsin1 1lim20 . 解:2 2 2 22 20 0 01 1 ( 1 1)( 1 1)lim lim limsin( 1 1)sin ( 1 1)sinx x xx x x xxx x x x
020lim 0sin1 1 1( 1 1)xxxxx ⒏求xxxx)31( lim . 解:1143331 1 11 (1 ) [(1 ) ]1lim( ) lim( ) lim lim3 33 11 (1 )[(1 ) ]3x xx xxx x x xxx ex x xex ex x x ⒐求4 58 6lim224 x xx xx. 解: 224 4 44 2 6 8 2 4 2 2lim lim lim5 4 4 1 1 4 1 3x x xx x x x xx x x x x
.
⒑设函数 1 , 11 1 ,1 , ) 2 () (2x xx xx xx f
讨论 ) (x f 的连续性,并写出其连续区间. 解:分别对分段点 1, 1 x x 处讨论连续性
(1)
1 11 1lim lim 1lim lim 1 1 1 0x xx xf x xf x x 所以 1 1lim limx xf x f x ,即 f x 在 1 x 处不连续 (2)
2 21 11 1lim lim 2 1 2 1lim lim 11 1x xx xf x xf x xf 所以 1 1lim lim 1x xf x f x f 即 f x 在 1 x 处连续 由(1)(2)得 f x 在除点 1 x 外均连续 故 f x 的连续区间为 , 1 1,
《高等数学基础》作业二
第 3 章
导数与微分 (一)单项选择题
⒈设 0 ) 0 ( f 且极限xx fx) (lim0 存在,则 xx fx) (lim0(C ).
A. ) 0 ( f
B. ) 0 (f
C. ) (xf
D. 0 cvx
⒉设 ) (x f 在0x 可导,则 hx f h x fh2) ( ) 2 (lim0 00(D ).
A. ) ( 20xf
B. ) (0xf
C. ) ( 20xf
D. ) (0xf
⒊设xx f e ) ( ,则 xf x fx) 1 ( ) 1 (lim0(A ).
A. e
B. e 2
C. e21
D. e41
.
⒋设 ) 99 ( ) 2 )( 1 ( ) ( x x x x x f ,则 ) 0 ( f (D ).
A. 99
B. 99
C. ! 99
D. ! 99
⒌下列结论中正确的是( C ).
A. 若 ) (x f 在点0x 有极限,则在点0x 可导. B. 若 ) (x f 在点0x 连续,则在点0x 可导.
C. 若 ) (x f 在点0x 可导,则在点0x 有极限.
D. 若 ) (x f 在点0x 有极限,则在点0x 连续.
(二)填空题
⒈设函数0 , 00 ,1sin) (2xxxxx f ,则 ) 0 ( f
0
.
⒉设x x xf e 5 e ) e (2 ,则 xx fd) (ln dx xx 5 ln 2.
⒊曲线 1 ) ( x x f 在 ) 2 , 1 ( 处的切线斜率是21 k
⒋曲线 x x f sin ) ( 在 ) 1 ,4π( 处的切线方程是 )41 (2222 x y
⒌设xx y2 ,则 y) ln 1 ( 22x xx
⒍设 x x y ln ,则 yx1 (三)计算题
⒈求下列函数的导数y:
⑴xx x y e ) 3 (
x xe x e x y212323) 3 (
⑵ x x x y ln cot2
x x x x y ln 2 csc 2
⑶xxyln2
xx x xy2lnln 2
⑷32 cosxxyx
4) 2 (cos 3 ) 2 ln 2 sin (xx x xyx x
⑸xx xysinln2
xx x x xxxy22sincos ) (ln ) 21( sin
⑹ x x x y ln sin4
x xxxx y ln cossin43
⑺xx xy3sin2
xx xx x x xy2233 ln 3 ) (sin ) 2 (cos 3
⑻ x x yxln tan e
x xex e yxx1costan2
.
⒉求下列函数的导数y:
⑴21exy
2112xxe yx ⑵3cos ln x y
3 2 233tan 3 3cossinx x xxxy
⑶ x x x y
87x y
8187 x y
⑷3x x y
)211 ( ) (31213221 x x x y
⑸xy e cos 2
) 2 sin(x xe e y ⑹2e cosxy 2 2sin 2x xe xe y
⑺ nx x yncos sin
) sin( sin cos cos sin1nx x n nx x x n yn n ⑻2sin5xy 2sin 2 5cos 5 ln 2xx x y ⑼xy2sine xxe y2sin2 sin ⑽2 2ex xx y 2 22 ) ln 2 (x xxe x x x x y ⑾x xx ye ee
x e xxee e x exex yx x ) ln (
⒊在下列方程中, 是由方程确定的函数,求 :
⑴yx y2e cos
y e x y x yy 22 sin cos
.
ye xx yy22 cossin
⑵ x y y ln cos
xy x y y y1. cos ln . sin
) ln sin 1 (cosx y xyy
⑶yxy x2sin 2
222sin 2 . cos 2yy x yxy y y x
yyyxyxy x y sin 22) cos 2 (2 22
2 2cos 2sin 2 2x y xyy y xyy
⑷ y x y ln
1 yyy
1 yyy
⑸2e ln y xy
y y y exy 21 ) 2 (1ye y xy
⑹ y yxsin e 12
x xe y y y e y y . sin . cos 2
y e yy eyxxcos 2sin
⑺3e e yx y
y y e y ex y 23
23yeeyyx
⑻y xy 2 5
2 ln 2 5 ln 5y xy y
2 ln 2 15 ln 5yxy
.
⒋求下列函数的微分 y d :
⑴ x x y csc cot
dxxxxdy )sincoscos1(2 2
⑵xxysinln
dxxx x xxdy2sincos ln sin1
⑶xxy11arcsin
dxx xxdxxx xxxdy2222) 1 (1 1) 1 () 1 ( ) 1 ()11( 11
⑷311xxy
两边对数得:
) 1 ln( ) 1 ln(31ln x x y
)1111(31x x yy )1111(11313x x xxy
⑸xy e sin2
dx e e dx e e e dyx x x x x) 2 sin( sin 23
⑹3e tanxy
xdx e x dx x e dyx x 2 2 2 2sec 3 3 sec3 3
⒌求下列函数的二阶导数:
⑴ x x y ln
x y ln 1
xy1
⑵ x x y sin
.
x x x y sin cos
x x x y cos 2 sin
⑶ x y arctan
211xy
2 2 )1 (2xxy
⑷23 x y
3 ln 3 22xx y
2 23 3 ln 2 3 ln 3 42 2 x xx y (四)证明题
设 ) (x f 是可导的奇函数,试证 ) (xf 是偶函数. 证:因为 f(x)是奇函数 所以 ) ( ) ( x f x f
两边导数得:
) ( ) ( ) ( ) 1 )( ( x f x f x f x f
所以 ) (xf 是偶函数。
《高等数学基础》作业三
第 4 章
导数的应用 (一)单项选择题
⒈若函数 ) (x f 满足条件(D),则存在 ) , ( b a ,使得a ba f b ff ) ( ) () ( .
A. 在 ) , ( b a 内连续
B. 在 ) , ( b a 内可导
C. 在 ) , ( b a 内连续且可导
D. 在 ] , [ b a 内连续,在 ) , ( b a 内可导
⒉函数 1 4 ) (2 x x x f 的单调增加区间是(D ).
A. ) 2 , (
B. ) 1 , 1 (
C. ) , 2 (
D. ) , 2 (
⒊函数 5 42 x x y 在区间 ) 6 , 6 ( 内满足(A ).
A. 先单调下降再单调上升
B. 单调下降
C. 先单调上升再单调下降
D. 单调上升
⒋函数 ) (x f 满足 0 ) ( xf 的点,一定是 ) (x f 的(C ).
A. 间断点
B. 极值点
C. 驻点
D. 拐点 ⒌设 ) (x f 在 ) , ( b a 内有连续的二阶导数, ) , (0b a x ,若 ) (x f 满足( C ),则 ) (x f在0x 取到极小值.
A. 0 ) ( , 0 ) (0 0 x f x f
B. 0 ) ( , 0 ) (0 0 x f x f
C. 0 ) ( , 0 ) (0 0 x f x f
D. 0 ) ( , 0 ) (0 0 x f x f
.
⒍设 ) (x f 在 ) , ( b a 内有连续的二阶导数,且 0 ) ( , 0 ) ( x f x f ,则 ) (x f 在此区间内是( A ).
A. 单调减少且是凸的
B. 单调减少且是凹的
C. 单调增加且是凸的
D. 单调增加且是凹的
(二)填空题
⒈设 ) (x f 在 ) , ( b a 内可导, ) , (0b a x ,且当0x x 时 0 ) ( xf ,当0x x 时0 ) ( xf ,则0x 是 ) (x f 的
极小值
点.
⒉若函数 ) (x f 在点0x 可导,且0x 是 ) (x f 的极值点,则 ) (0x f
0
.
⒊函数 ) 1 ln(2x y 的单调减少区间是 ) 0 , ( .
⒋函数2e ) (xx f 的单调增加区间是 ) , 0 (
⒌若函数 ) (x f 在 ] , [ b a 内恒有 0 ) ( xf ,则 ) (x f 在 ] , [ b a 上的最大值是 ) (a f .
⒍函数33 5 2 ) ( x x x f 的拐点是
x=0
.
(三)计算题
⒈求函数2( 1) ( 5) y x x 的单调区间和极值. 令 ) 2 )( 5 ( 2 ) 5 ( 2 ) 1 (2 x x x x y
5 , 2 x x 驻点
列表:
极大值:
27 ) 2 ( f
极小值:
0 ) 5 ( f
⒉求函数22 3 y x x 在区间 ] 3 , 0 [ 内的极值点,并求最大值和最小值. 令:
)
x x y 驻点 ( 1 0 2 2
6 ) 3 ( f 最大值
2 ) 1 ( f 最小值
⒊试确定函数 d cx bx ax y 2 3中的 d c b a , , , ,使函数图形过点 ) 44 , 2 ( 和点) 10 , 1 ( ,且 2 x 是驻点, 1 x 是拐点. X ) 2 , (
2 (2,5) 5 ) , 5 (
y + 极大 - 极小 + y 上升 27 下降 0 上升 2 ) 1 ( 6 ) 3 ( 3 ) 0 ( f f f
.
解: b ac b ad c b ad x b b2 6 04 12 0102 4 8 44
241631dcba
⒋求曲线 x y 22 上的点,使其到点 ) 0 , 2 ( A 的距离最短.
解:
上的点 是 设 x y y x p 2 ) , (2 ,d 为 p 到 A 点的距离,则:
x x y x d 2 ) 2 ( ) 2 (2 2 2
1 02 ) 2 (12 ) 2 ( 22 ) 2 ( 22 2 xx xxx xxd 令
。
A x y 的距离最短 到点 上点 ) 0 , 2 ( ) 2 , 1 ( 22
⒌圆柱体上底的中心到下底的边沿的距离为 L ,问当底半径与高分别为多少时,圆柱体的体积最大? 设园柱体半径为 R,高为 h,则体积 h h L h R V ) (2 2 2
L h h L h L h L h h V :333 0 ] 3 [ ] ) 2 ( [2 2 2 2 令。
L R h L R 时其体积最大 当32,3332
⒍一体积为 V 的圆柱体,问底半径与高各为多少时表面积最小? 设园柱体半径为 R,高为 h,则体积 2 2 22 2 2 2 RRVR Rh S h R V 表面积 33 22 20 4 2 VR RVR VR S :
令
34Vh
答:当32 VR
34Vh 时表面积最大。
⒎欲做一个底为正方形,容积为 62.5 立方米的长方体开口容器,怎样做法用料最省?
解:设底连长为 x,高为 h。则:
225 . 625 . 62xh h x
侧面积为:xx xh x S25042 2
.
令 5 125 0250232 x xxx S
答:当底连长为 5 米,高为 2.5 米时用料最省。
(四)证明题 ⒈当 0 x 时,证明不等式 ) 1 ln( x x . 证:由中值定理得:
) 0 ( 1111 ) 1 (1 ln ) 1 ln( ) 1 ln( xxxx
)
x x xxx时 当 0 ( ) 1 ln( 1) 1 ln(
⒉当 0 x 时,证明不等式 1 e xx. ) 1 ( ) ( x e x fx设
0 ) 0 ( ) ( 0 0 ( 0 1 ) ( f x f x )
x e x fx单调上升且 时 当 时 当
证毕 即 ) 1 ( , 0 ) ( x e x fx
《高等数学基础》作业四
第 5 章
不定积分 第 6 章
定积分及其应用 (一)单项选择题
⒈若 ) (x f 的一个原函数是x1,则 ) (x f (D ).
A. x ln
B. 21x
C. x1
D. 32x ⒉下列等式成立的是(D ).
A ) ( d ) ( x f x x f B. ) ( ) ( d x f x f C. ) ( d ) ( d x f x x f D. ) ( d ) (ddx f x x fx ⒊若 x x f cos ) ( ,则 x x f d ) ( (B ).
A. c x sin
B. c x cos
C. c x sin
D. c x cos
⒋ x x f xxd ) (dd3 2( B).
A. ) (3x f
B. ) (3 2x f x
C. ) (31x f
D. ) (313x f
⒌若 c x F x x f ) ( d ) ( ,则 x x fxd ) (1(B ).
A. c x F ) (
B. c x F ) ( 2
C. c x F ) 2 (
D. c x Fx ) (1
⒍由区间 ] , [ b a 上的两条光滑曲线 ) (x f y 和 ) (x g y 以及两条直线 a x 和 b x 所围成的平面区域的面积是(C ).
.
A. bax x g x f ]d ) ( ) ( [
B. bax x f x g ]d ) ( ) ( [
C. bax x g x f d ) ( ) (
D. bax x g x f ]d ) ( ) ( [
(二)填空题
⒈函数 ) (x f 的不定积分是 dx x f) ( .
⒉若函 数 ) (x F 与 ) (x G 是同 一 函数的 原 函数 , 则 ) (x F 与 ) (x G 之间 有 关系式)
c x G x F 常数 ( ) ( ) ( .
⒊ xxd e d2 2xe
⒋ x x d ) (tan c x tan
⒌若 c x x x f 3 cos d ) ( ,则 ) (x f ) 3 cos( 9 x
⒍ 335d )21(sin x x 3
⒎若无穷积分 1d1xxp收敛,则 0 p
(三)计算题 ⒈ cx xdxxxx 1sin )1(1cos d1cos2
⒉ c e x d e xxx xx2 2 de ⒊ c x x dxxx x) ln(ln ) (lnln1dln1
⒋ c x x x xdx x x x x x 2 sin412 cos212 cos212 cos21d 2 sin
⒌ e11e121) ln 3 (21) ln 3 d( ) ln 3 ( dln 3ex x x xxx
⒍414141212121d e2 102 2102102102 e e e dx e x e x xx x x x ⒎412 21ln2d ln2112e1 exdx xxx x xee
⒏ ee ee x edxxxxxxx1121e1212 1 1 1ln1dln (四)证明题 ⒈证明:若 ) (x f 在 ] , [ a a 上可积并为奇函数,则 0 d ) ( aax x f . 证: aaaaaaaadt t f dt t f dt t f dx x f t x ) ( ) ( ) ( ) ( 令
0 ) ( ) ( ) ( aaaaaadx x f dx x f dx x f
证毕
.
⒉证明:若 ) (x f 在 ] , [ a a 上可积并为偶函数,则 a aax x f x x f0d ) ( 2 d ) ( . 证: aaaax x f x x f x x f00d ) ( d ) ( d ) (
aa ax f t f t f x x f t x00 0) ( dt ) ( dt ) ( d ) ( , 是偶函数 则 令
证毕 a a a aaaax x f x x f x x f x x f x x f x x f0 0 0 00d ) ( 2 d ) ( d ) ( d ) ( d ) ( d ) (
⒊证明: a aax x f x f x x f0d )] ( ) ( [ d ) (
证: aaaaaax x f x x f x x f x x f x x f0000d ) ( d ) ( d ) ( d ) ( d ) (
= a a ax x f x f x x f x x f0 0 0d )] ( ) ( [ d ) ( d ) (
证毕
第一部分 交际英语
1.--Have a cup of tea, ________ ?
你需要来杯茶吗? --Thanks a lot. 非常感谢。
A don’t you
B haven’t you
C shall me
D will you 2.-- ________?
他怎么样? --He is not very well. 他不是很好。
A Who is he
B What is he
C How is he
D Who he is
3.—Why didn’t you come to my birthday party yesterday? 昨天为什么不来参加我的生日晚会?
-- ________.不好意思,我太太出了个交通事故 A Excuse me, my friend sent me a flower B Fine, I never go to birthday parties C Well, I don’t like birthday parties
D Sorry, but my wife had a car accident 4.—This box is too heavy for me to carry upstairs.这个盒子对我来说太重了,搬不到楼上去
--________ .让我帮你吧 A You may ask for help
B I’ll give you a hand C Please do me a favor
D I’d come to help 5. -Could I ask you a rather personal question? 我可以问您一个私人问题吗? -Of course, _________. 当然可以,开始 A good idea
B that’s right
C never mind
D go ahead Key: DCDBD
6.—Oh, dear! I’ve just broken a window. 噢天啊,我刚刚打破了一扇窗户。
-- ________.不用担心的。
A Great
B Don’t worry
C That’s fine
D Not at all 7. —Sorry. I have taken your sports shoes by mistake.抱歉,我拿错了你的运动鞋。
-- ________.没关系 A That’s right
B You’re welcome
C It doesn’t matter
D All right 8. -That’s a beautiful dress you have on!你穿的这件裙子很漂亮!
.
- ________.噢,谢谢,我昨天买的 A Oh, thanks. I got it yesterday B Sorry, it’s too cheap
C You can have it D See you later 9. -How do I get to the cinema?能告诉我电影院怎么走吗? - ________.沿着这条街,然后向左拐 A It’s very far.
B Yes, there is a cinema near here. C It’s well known.
D Go down this street and turn left. 10. -If you like I can mail this letter for you?您会喜欢我写封信给你吗? - ________ .那你真是太好了。
A That’s very kind of you
B You are so kind
C Please give me a hand
D You are great Key: BCADA
11. -David injured his leg playing football yesterday.大卫昨天踢球时腿受伤了
-Really? ________?真的吗?那怎么发生的啊? A Who did that
B What’s wrong with him C How did that happen
D Why was he so careless 12.-Must I be home before seven?我必须在 7 点之前回来吗? - _____
___.不,不需要 A No, you needn’t
B No, you mustn’t
C Yes, you will D No, you won’t 13.
-Shall I drive you to the railway station?要我开车送你去火车站吗? -Oh, don’t bother about it. I’ll take a taxi.哦。不要麻烦,我打个出租。
-Well, ________!恩,祝你旅途愉快。
-Thank you and good-bye! 谢谢,拜拜。
A come on
B help
C have it checked up
D have a nice trip 14. -I’m terribly sorry that I’ve spilled some coffee on the carpet.很抱歉,我溅了些咖啡在地毯上。
-________ .没关系 A. Sorry
B. It doesn’t matter
C. That’s right
D. Don’t mention it 15.
-Hi, is Mary there, please?请问,Mary 在吗? - ________别挂断,我去叫她 A Hold on. I’ll get her.
B No, she isn’t here. C Yes, she lives here.
D Yes, what do you want? Key: CADBA
16. -It’s rather cold in here. Do you mind if I close the window?这里相当冷,你介意我把窗关上吗? - ________.不介意,去关上吧。
A Yes, please
B No, go ahead C Sure, please
D I don’t like it 17.-Which sweater do you like better?你喜欢哪件毛衣?
- ________.我无法决定 A Good idea
B Yes, it’s nice
C Yes, please
D I can’t decide 18.-How clever your little son is!你的小儿子真聪明!
- ________.谢谢。
.
A I don’t think so
B In fact he isn’t
C Thank you
D You are not true
19.-Medam,do all the buses go downtown?女士,请问,是不是所有的公交车都开往市区?
- ________.
对不起,我也不是本地人 A Wow, you got the idea
B No, never mind C pretty well, I guess
D Sorry, I’m new here 20.-Could I speak to Don Watkins, please?我能和 Don Watkins 说话吗?
- ________
我就是。
A I’m listening.
B Oh, how are you?
C Speaking ,please.
D I’m Don. Key: BDCDC
21.-Tomorrow is my birthday.明天是我的生日。
- ________ 祝你生日快乐。
A Oh, I have no idea
B I’m glad you like it. C Many happy returns of the day!
D You must be very happy. 22.-Did you win the 100 metre race? 你赢了百米比赛吗? -Yes, I did. 是的。
-Really?真的? - ________.是呀。
A Congratulations
B Best wishes
C Good luck
D Right 23.-You speak English very good.你的英语说的非常好。
- ________.谢谢。
A No, not at all
B My English is not good C Thank you
D No, you speak better than I 24.-I was worried about my maths, but Mr. Brown gave me an A.
我很担心我的数学,但是布朗先生给了我一个 A。
- ________祝贺你!真不容易。
A Don’t worry about it.
B Congratulations! That’s a difficult course. C Mr. Brown is very good. D Good luck to you! 25.-Thanks for your help.谢谢您的帮助
- ________.这是我的荣幸。
A My pleasure
B Never mind
C Quite right
D Don’t thank me Key: CDCBA
26.-Hello, I’m Harry Potter. 你好,我是 Harry Potter. -Hello, my name is Charles Green, but ________. 你好,我的名字叫 Charles Green,但是请叫我 Charles。
A call my Charles
B call me at Charles
C call me Charles
D call Charles me 27.—I’m sorry to trouble you. Can I borrow a pen, please?很抱歉打搅您,我能借用下您的笔吗? -- ________.当然!在这儿 A Yes, you can
B Certainly! It is here
C She’s welcome
D Thank you 28. -I was born in Boston, but I studied in New York. ________?我出生在波士顿,但在纽约上学,你呢 -I was born in New York, but studied in Boston.我出生在纽约,在波士顿上学。
.
A What do you do
B And you
C Where were you
D Do you 29.-Excuse me, could you show me the way to the nearest post office?打扰下,你能告诉我最近的邮局怎么走吗? - ________Oh yes! Two blocks away from here at the Green Avenue. You can’t miss it.噢,对!从这里过两个街区,在格林大街,你不会错过 A I beg your pardon?
B What do you mean?
C You’re welcome.
D Mm, let me think. 30、-When are you going to the show?你打算什么时候去看这场演出? -__________.今天晚上。
A. Last night.
B.I am
C. Yesterday.
D. This evening. Key: CBBDD
31、--We need some toothpaste.我们需要一些牙膏。
--
让我们去买一些。
A. Let’s go to the bookstore.
B. Let’s get some.
C. Let’s buy them.
D. Let’s go. 32、--I’m sorry to trouble you.我很抱歉麻烦您。
--
.没关系。
A. The same to you
B What a pity! I’m sorry to hear that
C It doesn’t matter
D Thanks a lot 33 、--Unbelievable! I have failed the driving test again!难以置信!我的驾照考试又没通过!
--
. This is not the end of the world. 振作点。这不是世界末日。
A. Good luck B Cheer up
C Go ahead
D No problem 34、--Excuse me, but can you tell me the way to the post office?打搅下,你能告诉我去邮局的路吗
--
.不好意思,我是外地人。
A. Don’t ask that
B Sorry, I’m a stranger here C No, I can"t say that
D No, you’re driving too fast 35 、--Could you help me with my physics, please?请问你能帮我做物理课作业吗?
--
.很抱歉不行。我马上要去开会。
A. No, no way
B No, I couldn’t C No, I can’t
D Sorry I can’t. I have to go to a meeting right now Key: BCBBD
36.--Now let’s move on to another topic. Can you follow me?现在我们换个话题,你能跟的上吗? --
. Professor.是的,完全可以。教授。
A. No, I am not B Yes, I will
C No, I haven’t
D Yes, perfectly 37.--Can I have a look at your letter, please?可以让我看下你的信吗?
--
. 恐怕您不能看。
A. Excuse me, you can’t
B I’m afraid you can’t C I can’t agree with you
D Yes, thank you 38.—Haven’t seen you for ages! What are you busy doing now?好几年不见了,最近都在忙什么呢? --
.我现在在一家书店兼职。
.
A. I have the weather here B My hair is getting a bit longer C Yeah, thanks for coming
D I am working part time in a bookshop, you know 39.—How do you do? Glad to meet you.你好,很高兴认识你。
--
.你好,我也很高兴认识你。
A. Fine. How are you?
B How do you do? Glad to meet you, too. C How are you? Thank you!
D Nice. How are you? 40.—Susan is absent from today’s writing class.苏珊今天缺课了。
--
? As far as I know, she has never missed a class.怎么会?据我所知,她从来不缺课。
A. How come B So what
C Why
D What for Key: DBDBA
41.--I think he is a good lecturer.我认为他是一个好老师。
--
我也这样认为。
A Sorry, it doesn’t matter.
B So do I. C Yes. It’s a good idea. D I don’t mind. 42.—What do you think of the song?你觉得这首歌怎么样。
--
.听起来蛮悦耳的。
A It sounds sweet
B I like music very much C I don’t know the title
D It was a pleasure 43.—Who’s that speaking?/ Who’s speaking?你是谁?
--This is Tom
.我是 TOM A speaks
B spoken
C speaking
D saying 44.—How are you feeling?你感觉怎么样?
--Much better.
.好多了,谢谢你来看望我。
A Thanks for coming to see me B You look great
C You are so kind
D Don’t mention it 45.—How are you, Bob?你好吗,鲍勃?
--
, Ted.我很好,谢谢,泰德。
A How are you?
B I’m fine. Thank you.C How do you do? D Nice to meet you. Key: BACAB 46、 -How is your mother these days?你的母亲最近几天怎么样? -Oh____________哦,她不是非常好。
A. She is good.
B. She is not very well.
C. Never mind.
D. That’s all right. 47、 -Let’s go to a movie after work, OK?我们下班以后去看电影怎么样?
-__________.为什么不呢 A. Not at all.
B. Why not?
C. Never mind.
D. Who is it? 48 、-Paul,________?鲍,那边在说话的人是谁? -Oh, that’s my father! And beside him, my mother.哦,那是我的爸爸,在他旁边的是我妈妈。
A. what is the person over there.
B. who’s talking over there. C. what are they doing.
D. which is that. 49 、-How often do you go dancing?你多久去跳一次舞?
-_______.
每隔一天去一次。
.
A.I will go dancing tomorrow.
B. Yesterday. C. Every other day.
D. I’ve been dancing for a year. 50 、-Hello, may I talk to the director now?你好,我现在可以和导演谈谈吗?
-__________.很抱歉,他现在很忙。
A. Sorry, he is busy at the moment.
B. No, you can’t. C. Sorry, you can’t.
D.I don’t know. Key: BBBCA
51、--Why not join us in the game?为什么不加入我们的游戏呢? --__________.好的,我加入。
A.OK! I’m coming
B. No, you do the same
C. Oh, that’s all right
D. Don’t mention it 52、-Excuse me, could you tell me the way to the British Museum?打搅,你能告诉我怎么去大不列颠博物馆吗?
-Sorry, I’m a stranger here.不好意思,我是外地人。
-___________.还是谢谢你。
A. Thanks, anyway
B. It doesn’t matter
C. Never mind
D. No problem 53 、--I’m sorry. I lost the key.对不起,我的钥匙丢了。
--__________.没关系 A. Well, it’s OK
B. No, it’s all right
C. You are welcome D. You are wrong 54 、--_________?你爸爸是从事什么工作的? --He teaches physics in a school.他在一所学校教物理。
A. what does your father want to do
B. who is your father C. what is your father
D. where is your father now 55 、-How was your trip to London, Jane?简,你在伦敦的旅行如何啊? -_________.哦,真的好极了 A. Oh, wonderful indeed
B.I went there alone C. The guide showed me the way
D. By plane and by bus Key: AAACA
56、--Do you dance?你喜欢跳舞吗?
--Yes, I do.是的,我喜欢。
--___________?你多久去跳一次舞呢?
--Every weekend.每个周末 A. how hard do you practice
B. how much do you pay for it C. how often do you go dancing
D. how long do you practice it 57、Would you like to go to the party with me?你想跟我一起参加聚会吗?
___________.恐怕我不能去的。
A I’m afraid so B No, I’m sorry not
C I’m afraid not D It’s my pleasure 58 、-Thank you for inviting me.感谢您的邀请。
-_________谢谢光临 A.I really had a happy time.
B. Oh, it’s too late. C. Thank you for coming.
D. Oh, so slowly 59 、-May I see your tickets, please?//
此题要记答案 Sure 可以看一下你的票吗?
.
__________.当然可以。
A. No, they are mine B. No, you can’t
C. Sure
D. Yes, you can 60、-- ________?你好吗? --Very well, thank you. And you?非常好,谢谢,你呢? A Good night
B How do you do C How do you like Chinese
D How are you Key: CCCCD
61、--Would you like some more coffee?你想来点咖啡吗?
--____________.不了,谢谢。
A. Yes. I would
B. No, I wouldn’t
C. No, thank you.
D. I’ve had enough. 62、-You know, I have three kids now.你知道,我现在有三个孩子。
-_________.太好了!
A. Oh, I’ve heard a lot about you
B. That’s wonderful! C. You’ve really changed your hair style
D. Well, I gave up drinking
63、--Could I use your bike for a moment?我可以用一会你的自行车吗? --_________.可以的 A. It’s well.
B. It doesn’t matter.
C. By all means.
D.I have no idea. 64、--Don’t watch TV too much on Sundays.星期天不要一直看电视。
--__________.是的,我不会 A. Yes, I won’t.
B. No, I will.
C. No, I won’t.
D. Yes, I do. 65 、--Please help yourself to the seafood.请吃点海鲜
--__________.对不起,我不吃海鲜。
A. No, I can’t.
B. Sorry, I can’t help C. well, seafood don’t suit for
D. Thanks, but I don’t like the seafood Key: CBCCD
66、 - How about going fishing?去钓鱼怎么样?
- ________. I have no patience for that.很抱歉,我对钓鱼缺乏耐心。
A. Excuse me
B. Sorry
C. Pardon
D. Apologize 67、-Are you getting a new flat this year?你今年有了套新房子啊?
-_________I can’t afford to pay my bills, let alone buy a new flat.你在开玩笑啊。我连付账单的钱都没有,更不要说买新房子了。
A. Without question.
B. You must be joking.
C. Good idea!
D. Are you sure? 68、--Well done, Jim, You did very well in the high jump.干得好,Jim,你跳高跳的很不错。
--__________.谢谢 A. I’m glad to hear that
B. That’s right.
C. Thank you
D. The same to you 69、--What can I do for you?我有什么可以为你效劳的吗? --__________.我想要一公斤梨。
A.I want a kilo of pears.
B. You can do in your own way. C. Thanks
D. Excuse me. I’m busy. 70 、-Hey, Tom, what’s up?嗨,汤姆,你在忙什么?
.
-___________.哦,没忙什么 A. Yes, definitely!
B. Oh, not much. C. What is happening in your life?
D. You are lucky. Key: BBCAB
71 、-Do you mind my smoking here?你介意我在这吸烟吗? -_________.是的,我介意 A. No, thanks B. Yes, I do
C. Yes, I’d rather not D. Good idea 72、-Waiter!服务员!
-________?怎么? -I can’t eat this. It’s too sweet.我吃不下这个,这个实在太甜了。
A.OK
B. All right
C. Yes
D. Pardon 73、--Would you like to go skating with me?你想跟我去滑冰吗? --_____________.是的,我很喜欢去。
A. Yes, I think so
B. No, thanks
C. Yes, I’d love to
D. I’m afraid not 74 、-I wonder if I could use your computer tonight?我在想是否今晚可以用你的电脑? -_________I’m not using it right now.行,拿去用吧,今晚我不用。
A. Sure, go ahead.
B.I don"t know.
C. It doesn"t matter.
D. Who cares? 75.-I had a really good weekend at my uncle’s.我跟我叔叔过了很愉快的周末。
-______
___.哦,听到这个消息我很高兴。
A Oh, that’s very nice of you
B Certainly C It’s a pleasure
D Oh, I’m glad to hear that Key: BCCAD
76.-I’m sorry for being late, Mr. Li.对不起,我迟到了。
-_________.没关系 A All right
B That’s right
C Not at all
D Never mind 77.-We are going to have a singing party tonight. Would you like to join us?今晚我们有个歌唱聚会,你想来吗?
-_________.恐怕不行,因为我得参加一个重要会议。
A I’m afraid not, because I have to go to an important meeting B Of course not. I have no idea C No, I can’t
D That’s all set 78.-How about going to dinner at the Mexican restaurant tonight?今晚去墨西哥餐厅吃饭怎么样?
-_________太好了!
A Forget it.
B Sorry, I like Mexican food.
C That’s great!
D Glad you like it. 79.-Excuese me, can I smoke here?打搅下,我可以在这吸烟吗?
-_________.您最好别。
A You mustn’t
B No
C You’d better not
D I’m sorry, you can 80.-Shall we sit up here on the grass or down there near the water?我们在这儿的草地上坐呢还是去那儿的河边坐?
-_________如果你不介意,我想在这儿坐。
.
A I’d rather stay here if you don’t mind.
B Sorry, I don’t like neither. C Certainly, why not?
D Yes, we like these two places. Key: DACCA
81.-_________.祝贺你。
-Thank you.谢谢 A Congratulations B Congratulation
C Congratulate D To congratulate 82.-Would you like some more rice?你想再要一些米饭吗? -_________, but I’m quite full.谢谢你的好意,我很饱了 A That’s very kind of you B Certainly not
C I need no more
D I like some 83.-Is it possible for you to work late tonight?今晚你可以加班吗?
-_________.我认为可以 A I like it
B I’ll do that
C I’d love to
D I think so 84.-I can’t repair your recorder until tomorrow, I’m afraid.我明天不能修理你的录音机,我恐怕。
-That’s OK, there’s_________.可以的,没问题 A no problem
B no wonder
C no doubt
D no worry 85.-I do apologize for not being able to attend your birthday party.我很抱歉没有参加您的生日聚会。
-_________.We’ll get together later.不用介意 A Go ahead
B Don’t worry
C That’s right
D Don’t mention it Key: AADAB
86.-Thank you for helping me.谢谢你给我的帮助。
-_________.别客气。
A Don’t thank me
B You are welcome to me
C Not at all
D I’m glad to do it 87.-Will you please give me the note to him?你能帮我递个条子给他吗?
-_________.当然,我递给他。
A Certainly, I’ll give it to him B No, please not
C Sorry, I don’t
D Yes, please do 88.-Would you like another slice of Christmas cake?你想再来一块生日蛋糕吗? -_________I’m full.不用,谢谢,我饱了。
A Yes, please.
B No more, thanks.
C Why not?
D Nothing more. 89.-Must I take a taxi?我必须坐出租车吗? -No, you_________. You can take a car.不必。你可以坐我的车。
A had better to B don’t
C must not D don’t have to 90.-So, _________this weekend, Kate?那么,你这个周末做了什么,卡特? -Oh, Diane and I went for a drive in the country.哦,戴安娜跟我在城里开车兜风。
A what did you do
B how well did you play
C how good were you
D when did you go Key: CABDA
91.-Wow!This is a marvelous room! I’ve never known you’re so artistic.哇呜!多么漂亮的房间啊,我从来不知道你如此有艺术品位啊!
-_________.谢谢你的赞扬
.
A Great, I am very art-conscious
B Don’t mention it C Thanks for your compliments
D It’s fine 92.- _________?你父母到巴黎呆了多久了? -Well, they got there last Wednesday. So about a week.他们上星期三到那里的。呆了差不多一星期了。
A When did your parents arrive at Paris
B How long have your parents been in Paris C Did your parents arrive at Paris last Wednesday D When will your parents go to Paris 93.-Merry Christmas! 圣诞节快乐!
-_________.祝你也圣诞节快乐。
A I hope so
B Really
C Thank you
D The same to you 94.-What is your eldest sister like?你大姐长的怎么样?
-_________.她长的很高。
A She is happy B She is ill C She is tall
D She is at home 95.-Could you be so kind as to turn down that rock “n” roll? I’m preparing for tomorrow’s exam. 您可以把摇滚乐声音开小点吗?我在准备明天的考试。
-_________ 当然,很抱歉打搅到你。
A It’s none of your business.
B What are you doing? C Sure. Sorry to disturb you.
D No, I don’t think so. Key: CBDCC
96.-Your dress is very beautiful. 你的衣服很漂亮
-_________I bought it yesterday.谢谢,我昨天买的。
A Oh, no.
B Oh, really?
C Just so-so, I think.
D Thank you. 97.-Sorry, I couldn’t come to the party. I was sick that day.抱歉,我没能参加那个聚会,我那天生病了 -_________.没关系 A I don’t know that
B That’s all right C Yes, we’ll have another party
D No, the party wasn’t held 98.-Would you mind changing seats with me?你介意和我换个位置吗?
-_________.不介意。
A Yes, you can B Of course, I like to
C No, I don’t mind
D Certainly, please do 99.
-How tall is your sister?你妹妹有多高?
-_________ 她跟我一样高 A She is not very well. B She is 28 years old.
C She is very nice.
D She is as tall as I am. 100.-Thank you for your great dinner. I really enjoyed it.谢谢您的晚餐,我很享用。
-_________you enjoyed it.我很高兴您喜欢 A I’m so glad
B I’m sorry
C What a pity
D Surprisingly Key: DBCDA
101. -I missed yesterday’s football final. 我错过了昨天的足球决赛。
- _________真遗憾!
A It’s a good idea.
B What a pity!
.
C Remember to bring it next time. D I’m glad to hear that. 102.-Could I borrow your car for a few day?我能借你的车用几天吗?
-_________.当然可以。给你。祝你旅途愉快。
A Yes, you may borrow
B Yes, go on C Sure, here you are. Enjoy your journey
D It doesn’t matter 103.-What would you like to have, meat or fish? 您想要来点什么,吃肉还是鱼?
-_________. 都行 A Either will do
B Yes, I like meat C Yes, I like fish
D No, they are not my favorite 104.-Congratulations!You won the first prize in today’s speech contest.祝贺你在今天的演讲比赛中获得冠军。
-_________. 谢谢你。
A Yes, I beat...
相关热词搜索: 电大 学年 秋季