27. Why don’t you tell him the truth? If I _______ you, I would.

A. am　　　　 　　　　　　　　　　　 B. were　　　 　　　　　　　　 C. had been　　 　　　　　 D. would be

26. I must go there earlier. John has suggested that I ________ an hour before the discussion begins.

A. go　 　　　　　　　　　　　　　　　　　 B. shall go　 　　　　　　　　　　 C. will go　　　 　　　 　　　　 D. would go

25. --- Do you think it’s going to rain this weekend?

　 --- __________.

A. I don’t believe　　　 　 B. I don’t believe it　　　　　 C. I believe not so　　 　　　　 D. I believe not

24. _________ is good for you going to bed early and getting up early.

A. It 　　　　　　　　　　　 　　　　　　　　 B. As 　　　　　　　　　　　　　　　　　 C. This 　　　　　　　　　　　 　　　　 D. That

23. --- It’s getting late. I’m afraid I must be going now.

　 --- OK. ___________.

A. Take it easy　　　 　　　　　 B. Go slowly　　　 　　　 C. Stay longer　　　 　　 D. See you

22. The patient was warned ___________ oily food after the operation.

A. to eat not　　　 　　　　　　　 B. eating not　 　　　　　　　 C. not to eat　 　　　　　　　　　　　　　　 D. not eating

21. I don’t think _________ possible to master a foreign language without much memory work.

A. this　　　 　　　　　　　　　　　　 B. that 　　　　　　　　　　　　　　　　 C. it　 　　　　　　　　　　　 　　　　 D. its

6. Where will the performance be held?

　 A. At the Moon Theatre.　 B. At the Youth Square.　 C. In the woman’s school.

7. What is the performance for?

A. Celebrating Christmas.　　

B. Repairing the Youth Square.　

C. Collecting money for poor students.

听第7段材料，回答第8-10小题。

8. What do we know about the boy?

A. He went to the supermarket yesterday.

B. He left his exercise book at home.

C. He often forgets to hand in his exercise book.

9. What does the woman think of the boy?

　 A. He is dishonest.　　　　　 B. He is bright.　　　　　　 C. He is honest.

10. What is the probable relationship between the speakers?

　 A. Mother and son.　　 B. Sister and brother.　　　　 C. Teacher and student.

听第8段材料，回答第10-13小题。

11.Where does the man often shop?

　 　A. In stores.　　　　　　 B. From TV.　　　　　　　 C. On the Internet.

12. How much will the man save if he buys the cell phone on the Internet?

　 A. $300　　　　　　　　 B.$900 　　　　　　　　　C. $1,200

13. What does the woman probably think of paying by credit card on the Internet?

　 A. It is popular.　　　　　 B. It is not safe.　　　　　 C. It is convenient

听第9段材料，回答第14-17小题。

14. What is the probable relationship between the speakers?

A. Old schoolmates　　　 B. Old colleagues.　　　　 C. Old neighbors.

15. What is the woman’s problem?

A. She is afraid of taking an elevator

B. She is afraid of spiders

C. She failed her job interview

16. How did the woman overcome her problem?

A. By taking some medicine

B. By seeing a doctor

C. By taking a class

17. What does the woman suggest the man do?

A. Find another job

B. Get accustomed to taking an elevator.

C. Talk with Mr. Black about his problem again.

听第10段材料，回答第18-20小题。

18. What is the speaker mainly talking about?

　　 A. A rebuilt house.　　　　 B. A TV programme.　　　　 C. A team of builders.

19. What will the family do when the builders rebuild their house?

　　 A. Go on a vacation

B. Help the builders with the work

C. Continue their routine (常规) work

20. How long will the whole project last normally?

A. For about one week

B. For about one month

C. For about four months

1.　　　 What is the relationship between Miss Brown and Harry Hill?

A. Workmates.　　　　 B. Husband and wife.　　　 C. Teacher and student.

2. What does the woman dislike about McDonald?

　　 A. The service.　　　　 B. The unhealthy food.　　 C. The noisy environment.

3. What are the speakers probably talking about?

A. Buying a house.　　　 B. Finding a hotel.　　　 C. Renting a house.

4. What will the woman probably do?

　 A. Leave.　　　　　　　 B. Sit down　　　　　　 C. Remain standing.

5. What does the man want to do?

　 A. Go out　　　　　　　 B. Stay in bed.　　　　　 C. Go to work.

34．据研究发现某些植物由于基因突变，导致其某种基因型的花粉粒出现不育(花粉粒死亡)的现象。某种雌雄异株的草本经济植物，其叶型有宽叶和窄叶两种类型，这是由一对基因(B和b)控制的。现有一系列杂交实验，结果如表：

请分析回答下列问题：

(1)控制该植物的基因在_________染色体上，宽叶为___________性性状。

(2)第1组和第2组杂交实验的子代都没有雌性植株，可能的原因是________配子(写出基因型)是不育的。(3)请写出第2组亲代的基因型：______________。

(4)若让第3组子代的宽叶雌株与宽叶雄株杂交，预测其后代的宽叶与窄叶的比例为___________。

(5)在一个自然种群中，该植物的雌、雄个体中花色皆有白色和黄色两种类型，这是由另一对基因(A和a)控制的。已知黄色对白色显性，请设计一个杂交组合，根据其子代情况判断基因在染色体上的位置。

　　 杂交组合类型：____________；实验预测及结论：

　　 如果子代__________，则控制花色的基因在常染色体上。

　　 如果子代__________，则控制花色的基因在性染色体X上。

5月月考答案