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

31.I.下图一表示绿色植物叶肉细胞内发生的光合作用和有氧呼吸的过程,其中 a、b 为光合作用的原料,①-④表示相关过程。图二、图三表示外界相关条件对植物光合作用和呼吸作用的影响。请据图回答:

(1)图一中①②过程进行的场所分别是_______、__________(写出细胞器名称)

(2)如果在图二的乙点突然停止光照,胞内酸的含量将________。若将植物移到缺镁的培养液中培养,则图二中乙点将向__________(填“左”或“右”)移动;

(3)图三中,真光合速率= 表观光合速率 + 呼吸速率。40℃时植物体_______(填“能“不能”)显示生长现象;而 5℃时的状态可用图二中__________点表示。

(4)用大棚种植蔬菜时,白天最好控制光强为图二中的丁点对应的光照强度,温度为图三中的__________℃时最佳。

Ⅱ.生物兴趣小组用黑藻进行光合作用的实验,他们将黑藻浸在加有适宜培养液的大试管中(室温20℃),可观察到光下黑藻放出气泡。他们以节能灯作为光源,移动节能灯使之与大试管的距离不同,结果如图1中曲线1,请回答:

(1)该实验研究的是________因素对光合速率的影响,衡量光合速率的指标可用_____           ___。

(2)该小组在室温10℃和30℃时分别进行了实验,结果如曲线2和3,D点光合速率的限制因素是_____________。

(3)该小组分离出黑藻中的叶绿体(见图2叶绿体的模式图)并放置在适宜条件下培养,在图中b上发生的能量转换过程为____________,由C转移至b的物质主要是___________和__________。

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