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16.Though he is     rich man, he is leading    unhappy life.

A. an, a   B. a, a   C. an, an   D.a. an

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第二节(共10小题,每小题1分)

听下面一段对话,回答第6和第7两个小题。

6. What is the relationshop between the two speakers?

A. Neighbors   B. Police and strangers   C. A couple

7. What is the man’s address?

A. No.23 Pond Street

B. No.24 Pond Street

C. No.20 Pond Street

听下面一段对话,回答第8至第9两个小题

8. How many hours does the man probabaly spend on the Internet a week?

 A. About 2 or 3 hours  

 B. About 3 or 4 hours

 C. About 4 or 5 hours

9. What do we know about the man?

A. He is too busy to send any emails

B. He writes letters only with pen and paper

C. He gets some information on the internet.

听下面一段对话,回答第10至12三个小题。

10. What is Barbara planning to do this evening?

A .Visit Bob. 

B. Have dinner with some American friends 

C. See some American friends off

11. What’s wrong with Bob?

A. He’s got a stomachache

B. He’s got a headache

C. He’s taken too many aspirins

12 Who is Bob going to write to?

A. His parents  B. His girlfriend   C. His American friends

听下面一段对话,回答第13至15题

13. Where are the two speakers?

A. In Paris    B. In New York   C.In Kansas City

14. What kept the woman waiting for so long?

 A. The woman couldn’t get her baggage 

 B.The woman was waiting for her brother 

C. The plane was late for 45 minutes

15. Whom is the woman staying with this evening?

 A.Her brother  B. Her sister   C. Herself

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第一节(共5小题,每小题1分)

听下面五段对话,回答第1至第5题

1.How much will the woman pay if she buys two blouses?

A. $29    B. $39    C$40

2. How is Susan feeling?

  A. Frightened   B. Excited   C. Unhappy

3. What will the woman do?

  A. Have a trip abroad   B. Phone her family  C. Go back home

4. What does the man mean?

  A. He needs help with his interview.

  B.The woman can use his car

  C. His car needs repairing

5. Why does the man look tired?

 A. He went to bed too late last night.

 B. He couldn’t fall asleep last night.

 C. He had to read a book last night.

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17.一列客车以v1的速度前进,司机突然发现前方轨道上有一列货车正以速度 v2匀速同向前进(v1>v2),货车车尾与客车车头的距离为s0。客车司机立即刹车,使客车以大小为 a1 的加速度作匀减速直线运动,而货车仍保持原速作匀速直线运动,问:客车的加速度大小符合什么条件,客车与货车才不会碰撞。 

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16.一辆汽车在平直公路上做匀变速直线运动,公路边每隔15m有一棵树,如图所示,汽车通过AB两相邻的树用了3s,通过BC两相邻的树用了2s,求汽车运动的加速度和通过树B时的速度为多少? 

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15.频闪摄影是研究变速运动常用的实验手段。在暗室中,照相机的快门处于常开状态,频闪仪每隔一定时间发出一次短暂的强烈闪光,照亮运动的物体,于是胶片上记录了物体在几个闪光时刻的位置。图中是小球自由下落时的频闪照片,频闪仪每隔0.04s闪光一次。(照片中的数字是小球距起始落点O的距离,单位:cm,已知重力加速度为g)

(1)试用频闪仪闪光周期T和照片中小球下落距离(如:hOAhOBhOChABhBC等),写出重力加速度的表达式。(至少写出2种表达式,不必求出具体值)

(2)试计算小球经过B点时的速度(保留三位有效数字)。

    www.k@s@5@               高#考#资#源#网

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14.某同学在“探究小车速度随时间变化的规律”的实验中,用打点计时器记录了被小车拖动的纸带的运动情况,在纸带上确定出ABCDEFG共7个计数点。其相邻点间的距离如图所示,每两个相邻的计数点之间还有4个打印点未画出。    www.k@s@5@               高#考#资#源#网

 

(1)试根据纸带上各个计数点间的距离,计算出打下BF两个点时小车的瞬时速度,并将这两个速度值填入下表(要求保留3位有效数字)。

速度
vB
vC
vD
vE
vF
数值(m/s)
 
0.479
0.560
0.640
 

(2)将BCDEF各个时刻的瞬时速度标在直角坐标系中,并画出小车的瞬时速度随时间变化的关系图线。 

(3)由所画速度-时间图像求出小车加速度为____________m/s2

 

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13.电磁打点计时器是一种能够按照相同的时间间隔,在纸带上连续打点的仪器,它使用_______(填“交流”或“直流”)电源,由学生电源供电,工作电压为__________。当电源的频率为50Hz时,它每隔__________s打一个点。电火花计时器使用电压为________V。

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12.测定个人的反应时间,按图所示,请你的同学用手指拿着一把长30 cm的直尺,他的手抓在28cm处,你的手候在2cm处,当他松开直尺,你见到直尺向下落时,立即用手抓住直尺,记录抓住处刻度对应的数据,重复以上步骤多次。现有AB、C三位同学相互测定反应速度得到的数据如下表(单位:cm,g=10m/s2)

这三位同学中反应速度最快的是_____同学,他的最快反应时间为______s.

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11.在平直的公路上,自行车与同方向行驶的一辆汽车同时经过某一路标,它们的位移x(m)随时间t(s)的变化规律为:汽车,自行车,则汽车作___________运动,汽车追上自行车需要___________s。

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