第一节:单项填空(共15小题;每小题1分,满分15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。
21.In the United States, there is always ____ flow of people to areas of ____ country where more jobs can be found.
A. a; the B. the; a C. the; the D. a; a
第二节:(共15小题;每小题1.5分,满分22.5分)
听下面五段对话或独白,选出最佳选项,每段对话或独白读两遍。
请听下面一段材料,回答第6至8题。
6. What is the main topic of the conversation?
A. Friends. B. Seabirds. C. A trip.
7. Why does the woman like going to the beach?
A. Because she wants to sit in the sun.
B. Because she is fond of watching the waves.
C. Because she enjoys observing seabirds.
8. What do they plan to meet again?
A. On Saturday. B. One year later. C. On Friday.
请听下面一段材料,回答第9至11题。
9. Where are the two speakers?
A. On a bus. B. In the shopping district. C. At a street corner.
10. What’s the largest building on the left?
A. The bank. B. The city hall. C. The department store.
11. What the man need?
A. Clothing. B. Shoes. C. Cigarettes.
请听下面一段材料,回答第12至14题。
12. What happened when the man was climbing mountains?
A. He got trapped in a cave. B. He got lost in bad weather.
C. He lost his equipment and food.
13. What caused the loss of the man’s legs?
A. Low temperature. B. A bad fall in the mountain.
C. An unsuccessful operation.
14.What did the man decide to do after losing his legs?
A. Design new climbing shoes. B. Set up a club for the disabled.
C. Use technology to fight his disability.
请听下面一段材料,回答第15至16题。
15. What did the young man try to do?
A. To get the old man’s bag. B. To help the old man up.
C. To collect his money.
16. Who is the woman speaking to?
A. A manager. B. A customer. C. A policeman.
请听下面一段材料,回答第17至20题。
17. How many librarians are in charge of the library?
A. One. B. Two. C. Three.
18. What’s the passage mainly about?
A. The duties of the librarian. B. The rules of the library.
C. The length of the students’ borrowing books.
19. How many books can a student borrow at a time?
A. Two. B. Three. C. Four.
20. Which the following is NOT true of the rules for rules for good behavior in the library?
A. The students ought to keep quiet in the library.
B.. The students should keep the books in good condition.
C. The students can keep the books as long as they like.
第一节:(共5小题;每小题1.5分,满分7.5分)
听下面5段对话,选出最佳选项,每段对话仅读一遍。
1. How is the woman going to the airport?
A. By taxi. B. By train. C. By bus.
2. What is the woman’s favorite free-time activity ?
A. Watching TV. B. Reading a book. C. Listening to music.
3. What does the man mean?
A. It will take him a long time to help the woman.
B. He can help her for a while.
C. It won’t take a long time for him to help her.
4. Where does the conversation most probably take place?
A. In a plane. B. In a coffee shop. C. In a restaurant.
5. Why couldn’t the man get through?
A. The woman’s telephone was out of order.
B. The woman’s receiver wasn’t put in the right place.
C. The receiver of the telephone was broken.
25、说出两个体育考试过程中与力学有关的物理现象,并作出解释。
24、小锋很想了解他每天喝的鲜奶的密度。于是他买了一瓶鲜奶,且装满。另外他还向老师借了一台天平,请你利用现有的器材设计一个较简便的方法测出鲜奶的密度,并完成以下填空。如果需要,可适当增加1至2种实验器材。
(1)写出你所增加的器材:__________________________________________。
(2)写出关键的实验步骤:_______________________________________________
_________________________________________________________________________________________________________________________________________。
(3)写出计算鲜奶密度的表达式:_____________。
23、在做“测定小灯泡的功率”的实验时,小燕连接的实物电路如图甲所示。其电源电压3 V,小灯泡的额定电压为2 .5 V,额定功率小于1W.
(1) 连接实验电路
(2) 电路连接后,闭合开关,发现小灯泡不亮,电流表无示数,电压表示数3 V.发生这种现象的原因可能是 ;
(3) 排除故障后,再闭合开关,测量出灯两端的电压为2V,通过电流为0.25A,第二步的实验是想测量灯的额定电功率,下步的操作应该是把变阻器的滑片向 移动,使电压表示数为 ,此时电流表示数如图乙所示,把第二步实验的数据或计算结果填入表中
|
实验序呈 |
电流(A) |
电压(V) |
电功率(W) |
亮度 |
1 |
0。.25 |
2 |
0。.5 |
很暗 |
2 |
|
|
|
亮 |
3 |
0。.35 |
2。.8 |
0。.98 |
很亮 |
(4)这个实验电路还可以用来进行的实验有 。
实验得出的结果是 。
22、下面是小明进行物理探究实验时进行的基本测量,请帮他完成:
(1) .图中所示的体温计的示数是 ℃.
(2)图中所示的铅笔的长度是 cm.
(3)如图14所示某晶体的熔化图像,根据该图像可知该晶体的熔点是______℃。
(4)质量40g的烧杯,盛有待测液体,用天平测量它们的总质量,天平平衡时的砝码和游码如图13所示,则液体的质量是 g.若测得液体的体积为50cm3,则该液体的密度为 g/cm3。
21、.如图所示的水平地面上,一个底面积为0.16m2、重为4000N的物体,在2000N的水平推力作用下,8s内匀速前进了10m.求:(1)推物体前进的速度是多大?(2)物体在运动过程中受到的摩擦力是多大?(3)推力在这8s内对物体做了多少功?(4)物体对地面的压强是多大?
20、.某机关办公楼安装了一台电热水器,下表是电热水器的铭牌,如果水箱中水的初温是20℃,外界大气压是一个标准大气压。求:(1)电热水器在正常工作时的电流是多大?(2)热水器最多能装多少kg的水?(3)热水器装满水后,正常工作多长时间可以把水箱中的水烧开?
19、 OB是一束光线由空气射到水面时的反射光线、标出入射角的度数,并画出折射光线的大致方向
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