数学(理科)试卷
注意事项:
本试卷分为第Ⅰ卷(选择题)第Ⅱ卷(非选择题)两部分,满分为150分,考试时间为120分钟。
参考公式:如果事件A、B互斥,那么
球的表面积公式
P(A+B)=P(A)+P(B)
S=4
R2
如果事件A、B相互独立,那么
其中R表示球的半径
P(A•B)=P(A)•P(B)
球的体积公式
如果事件A在一次试验中发生的概率是P,
那么n次独立重复试验中恰好发生k次的概率


其中R表示球的半径
第I卷(选择题共50分)
数学(文科)试卷
注意事项:
本试卷分为第Ⅰ卷(选择题)第Ⅱ卷(非选择题)两部分,满分为150分,考试时间为120分钟。
参考公式:如果事件A、B互斥,那么
球的表面积公式
P(A+B)=P(A)+P(B)
S=4
R2
如果事件A、B相互独立,那么
其中R表示球的半径
P(A•B)=P(A)•P(B)
球的体积公式
如果事件A在一次试验中发生的概率是P,
那么n次独立重复试验中恰好发生k次的概率


其中R表示球的半径
本试卷分为第一卷(选择题)和第二卷(非选择题)两部分.
第I卷(共100分)
第一部分:英语知识运用(共两节, 满分50分)
第一节:单项填空(共20小题,每小题1分,满分20分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。
1. ----The news is spreading from mouth to mouth.
----Yes, it’s become ____ talk of ____ town.
A. a ; a B. the ; \ C. the; the D. a; \
2. --l had a really good weekend at my uncle's.
--_____.
A. Oh. that's very nice of you B. Congratulations
C. It's a pleasure D. Oh. I'm glad to hear that
3. The last time I ____ Jane, she ____ cotton in the fields.
A. had seen ; was picking B. saw; picked
C. had seen; picked D. saw; was picking
4. The number of experts invited _______fifty, but a number of them ______absent for different
reasons.
A. were; was B. was; was C. was; were D. were; were
5. It is wise to have some money_______ for old age.
A. put away B. kept up C. given away D. laid up
6. Henry works as a teacher now, but he ___ on a farm for three years.
A. worked B. has worked C. had worked D. had been working
7. Have you checked all the goods ______ to the medical workers next week?
A. sent B. being sent C. sending D. to be sent
8. --- It’s a long time _____ I saw you last.
--- Yes, and what a pity it is since it will be a long time _____ we see each other again.
A. before; since B. when; when C. since; before D. when; then
9. ______ she couldn’t understand was _____ fewer and fewer students showed interest in her lessons.
A. What; why B. That ; what C . What; because D. Why; that
10. The two men were ____ of receiving stolen property, which make their parents worried.
A. suspected B. doubted C. arrested D. blamed
11. It is generally believed that teaching is ______ it is a science.
A. an art much as B. much an art as C. as an art much as D. as much an art as
12. ______ is known to everybody, light travels much faster than sound.
A. It B. As C. That D. What
13.______can you expect to get a pay rise.
A.With hard work B.Although work hard
C.Only with hard work D.Now that he works hard
14.Meeting my teacher after all these years was an unforgettable moment, ______ I will always treasure.
A. that B. one C. it D. what
15. A
rough estimate,
A. three times the size as B. the size three times of
C. three times as the size of D. three times the size of
16. He got well-prepared for the job interview, for he couldn’t risk _______ the good opportunity.
A. to lose B. losing C. to be lost D. being lost
17. Bill’s aim is to inform the viewers that cigarette advertising on TV is illegal, _______?
A. isn’t it B. is it C. isn’t he D. is he
18. Having been attacked by terrorists, ________.
A. doctors came to their rescue B. the tall building collapsed
C. an emergency measure was taken D. warnings were given to tourists
19. ----Where did you meet Mr Green?
----It was in the street ___ he lives.
A. that B. which C. where D. when
20. ―If he ____ , he ____ that food.
―Luckily he was sent to the hospital immediately.
A. was warned; would not take B. had been warned; would not have taken
C. would be warned; had not taken D. would have been warned; had not taken
第二节 完型填空:(共20小题, 每小题1.5分, 满分30分)
阅读下面短文,掌握其大意,从第21―40各题所给的四个选项(A 、B、C和D)中,选出最佳选项,并在答题卷上将该项涂黑。
In
She left home. Before long, she was disappointed and unable to find a job, so she took to the streets to do everything she could to __22__. Many years passed by, her father died, her mother grew __23__, and the daughter became more and more stubborn(顽固) in her way of life.
No contact was made between mother and daughter during these years. The mother, not having __24__ her daughter’s whereabouts (下落), went to the poor part of the city in __25__ of her daughter. She stopped at each of the rescue missions (救助团) with a simple __26__. “Would you allow me to __27__ this picture?” It was a picture of the smiling, grey-haired mother with a handwritten __28__ at the bottom: “I love you still …come home!”
One day the daughter wandered into a rescue mission for a hot meal. She sat __29__ listening to the service, all the while letting her __30__ wander over to the bulletin board. There she saw the picture and thought, could that be my mother?
She couldn’t __31__ until the service was over. She stood up and went to look. It was her mother, and there were those words, “I love you still…come home!” __32__ she stood in front of the picture, she wept. It was too __33__ to be true.
It was night, but she was so __34__ by the message that she started walking home. __35__ the time she arrived it was early in the morning. She was afraid and __36__ her way timidly (胆怯地). As she knocked, the door __37__ open on its own. She thought someone must have broken into the house. Concerned for her mother’s __38__, the young woman ran to the bedroom and shook her mother awake and said, “It’s me! It’s me! I’m home!”
The mother couldn’t believe her eyes. They fell into each other’s arms. The daughter said, “I was so worried and __39__ someone had broken in.” The mother replied gently, “No, dear. From the day you left, that door has never been __40__.”
21.A.modern B.religious C.awful D.simple
22.A.earn money B.help others C.get free D.become famous
23.A.lonelier B.slower C.angrier D.older
24.A.told about B.heard of C.learned from D.talked to
25.A.sight B.charge C.search D.need
26.A.request B.remark C.question D.speech
27.A.print out B.look at C.send off D.put up
28.A.record B.advice C.message D.notice
29.A.sensitively B.absent-mindedly C.devotedly D.carefully
30.A.eyes B.hands C.thoughts D.imaginations
31.A.help B.move C.wait D.listen
32.A.After B.Since C.Until D.As
33.A.lucky B.good C.happy D.certain
34.A.astonished B.touched C.interested D.ashamed
35.A.By B.At C.During D.Before
36.A.had B.led C.made D.held
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13.如图所示,带有活塞的气缸中封闭一定质量的气体(不计气体的分子势能以及气缸壁和活塞间的摩擦)。将一个半导体NTC热敏电阻R(随着温度的升高热敏电阻阻值减小)置于气缸中,热敏电阻R与气缸外的电源E和电流表A组成闭合电路,气缸和活塞具有良好的绝热性能。若发现电流表的读数增大,以下判断正确的是
14.一理想变压器,原、副线圈的匝数比为4∶1。原线圈接在一个交流电源上,交变电压随时间变化的规律如图所示。副线圈所接的负载电阻是11Ω。则下列说法中不正确的是
A.在α粒子散射实验的基础上卢瑟福提出了原子的核式结构模型
17.如图,真空中O点有一点电荷,在它产生的电场中有a、b两点,a点的场强大小为Ea,方向与ab连线成60°角,b点的场强大小为Eb,方向与ab连线成30°角。关于a、b两点场强大小Ea、Eb及电势Φa、Φb的关系,以下结论正确的是
Eb,Φa<Φb
B.月球的质量为
D.月球运动的加速度为
20.放在水平地面上的物体受到水平拉力的作用,在0~6s内其速度与时间图象和拉力的功率与时间图象如图所示,则物体的质量为(取g=
B.
D.

A.分划板的中心刻线分别对准第1条和第4条亮纹的中心时,手轮上的读数如图3所示,则对准第1条时读数x1=________mm,对准第4条时读数x2=________mm,相邻两条亮纹间的距离Δx=________mm。
③右下图为小明根据实验数据作出的I1-I2图线(I1为电流表G的示数,I2为电流表A的示数),由该图线可得:被测干电池的电动势E=______V,内阻r=______Ω。
22.(16分)如图所示,质量m=
23.(18分)如图所示,光滑水平地面上停着一辆平板车,其质量为
24.(20分)如图所示,在以O为圆心,半径为R=
17.如图所示,置于水平地面上的盛水容器中,用固定于容器顶部的细线使一实心钢球悬挂在水中,此时容器底对地的压力为N1。由于某种原因细线突然断裂,则钢球在水中加速下沉的过程中,容器底对地面的压力为N2,那么N1与N2相比较是
f t(v0+vm)
D.
―
mv20
19.如图所示,P、Q是电量相等的两个正电荷,它们的连线中点是O,A、B是PQ连线的中垂线上的两点,OA<OB,用EA、EB、UA、UB分别表示A、B两点的场强和电势,则
D. EA不一定大于EB, UA不一定大于UB

(2)若已知AB=l1,那么物块第一次到达B点时的速度vB是多大?
24.(18分)空间某区域内存在水平方向的匀强磁场B,在磁场区域内有两根相距l1的平行金属导轨PQ、MN,固定在竖直平面内,如图所示。PM间连接有阻值为R的电阻;QN间连接着两块水平放置的平行金属板a、b,两板相距l2。一根电阻为r的细导体棒cd,导体棒与导轨接触良好,不计导轨和导线的电阻。若导体棒cd以速率V向右匀速运动时,在平行金属板a、b之间有一个带电液滴恰好在竖直平面内做匀速圆周运动。求: