21.　-Would you like to join me for a quick lunch before class ?

- 　　　, but I promised Nancy to go out with her.

A. I’d　like to　　　　　　　　　　　　 B.I like it　　　　　　　　　　 C.I don’t　　　　　　　　　　　　　　　 D.I will

第二节: 请听下面5段对话或独白，选出最佳选项。每段对话或独白读两遍。

请听第6段段材料，回答第6. 7题。

6. Why do the English people like to talk about weather with strangers　 ?

　 A. It is interesting.　　

B. They feel friendly by doing so.　　

C. They want to know about the weather condition.

7.What will probably happen if strangers talk about politics　 ?

　 A. Not agree with each other.　 B. Be in danger.　　 C. Have to stop their talk soon.

听第7段材料，回答第8至10题。

8. Why does the woman want to leave her present job ?

A.　　　　　 She never likes the job.　

B.　　　　　 She wants to travel and learn another language.

C.　　　　　 She wants to travel and teach English.　

9. Which of the following countries is the woman most likely to go ?

　 A. England.　　 B. Australia.　 C. Italy.

10. What is the relationship between the two speakers ?

　 A. Husband and wife.　　 B. Teacher and student.　 C. Boss and worker.

听第8段材料，回答第11至13题。

11. What test are they studying for ?

　 A. Maths.　 B. Politics.　 C. History.

12. What didn’t happen in 1945?

　 A. Winston Churchill became the prime minister of Britain.

B. Germany gave up the war.

　 C. The Second World War ended.

13. When did the Second World War begin ?

　 A. In 1938.　　 B. In 1939.　 C. In 1940.

请听第9段段材料，回答第14和第16题

14. Where is the conversation taking place ?

　 A. In a restaurant.　 B. At home.　 C. In a clothes shop.

15. Why doesn’t the man like blue trousers ?

A.　　　　　 They are out of style.　

B.　　　　　 They don’t match his shirt.　　

C.　　　　　 They are too large.

16. What does the decide to do ?

　 A. Go to another shop.　　

B. Come back next week.

　 C. Buy some woolen ones .

请听第10段材料，回答第17至20题

17. What did the speaker’s parents think of jazz ?

　 A. Beautiful but noisy.　　 B. Only unpleasant sound.　 C. Just the music for boys.

18. What did the speaker’s son do when his father asked him to cut his hair short　 ?

　 A. He cut his hair later.　　 B. He promised to do so.　　 C. He refused his advice.

19. What would the speaker’s father do when the speaker didn’t obey ?

　 A. Beat him.　 B. Persuade him.　　 C. Let him be.

20. What can we learn from the passage ?

A.The young generations should obey their parents.

B.The speaker respected his son’s wish and choice.

C.The speaker was weak in educating his son.

第一节：听下面5 段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项，每段对话仅读一遍。

1. What does the man think of his job?

　 A. Terrible.　 B. Just so-so.　 C. Very interesting.

2. Where is the woman?

　 A. At home　　　 B. In the classroom　　　 C. In the library.

3. What are the two speakers talking about ?

A.　　　　　 The method of making records.　

B.　　　　　 The method of making paper.

C.　　　　　 The method of keeping records.

4. How many countries did the man mention ?

　 A. Two　　 B. Three.　　 C. Four.

5. What do we know about the River Nile ?

　 A. It’s the largest river in the world.

　 B. It used to flood large areas.　

C. It’s the second longest river in the world.

1.A　 2.B　 3.A　 4.C　 5.C　 6.C　 7.C　 8.A　 9.C　 10.A　 11. (1)11.2g　 (2)11.2g 13.2g　 12. (1)3 4　 (2) 4.4　 (3) 80%　 13. 75%　 14.(1) 10.6g　 (2)7.1%　 (3)26.4%

14.把NaCl和Na₂CO₃的固体混合物投入103g稀盐酸中，恰好完全反应，得气体4.4g。将所得溶液冷却至t℃，恰好成为该温度下的NaCl饱和溶液，测得溶液里溶质NaCl中所含钠元素的质量为13.8g。求：

(1)原固体混合物中Na₂CO₃的质量。

(2)原稀盐酸中的溶质质量分数。

(3)反应后所得的氯化钠溶液的溶质质量分数。

13.某赤铁矿石2000t，可炼出铁1050t，求该赤铁矿石中氧化铁的质量分数。

12.某学校研究性学习小组为了测定当地矿山石灰石中碳酸钙的质量分数，取来了一些矿石样品，并取稀盐酸200g，平均分成4份，进行实验，结果如下：

(1)哪几次反应中矿石有剩余？

(2)上表中的数值是多少？

(3)试计算这种石灰石矿中碳酸钙的质量分数。

11.一定质量的甲烷不完全燃烧时生成CO 、CO₂和H₂O。已知产物的总质量为49.6g，其中有25.2gH₂O。求：

(1)参加反应的质量CH₄为多少？

(2)生成CO 、CO₂的质量各为多少？

10.向由40g盐酸和一定质量的氯化铜溶液组成的混合溶液中慢慢滴入20%的氢氧化钠溶液并振荡，所加氢氧化钠溶液的质量与生成沉淀的质量的如图所示，下列判断正确的是(　 )

A.最终生成沉淀的质量是9.8g　 B.40g盐酸的溶质质量分数是27.375%

C.生成沉淀的质量随氢氧化钠溶液的滴加而逐渐增加

D.当加入氢氧化钠溶液为20g时，反应所得溶液为氯化钠溶液。

　　　　　　　 沉淀质量/g

　　　　　　　　　　　　　 0　　 20　　　　 60　 NaOH溶液质量/g

9.在由CO₂和O₂组成的混合气体中，测知碳元素的质量分数为20%，则混合气体中CO₂和O₂的质量比为　　　　　　　　　　　　　　　　　　　　　　　　　　　　　 (　 )

A.2: 1　　　　 B.1:2　　　　　 C.11:4　　　　　 D.11:7