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问题 选择题

下列关于人口容量的叙述，正确的是[ ]

A．人口容量是指目前地球上所有的人口总数

B．人口容量可随生产力的发展而无限扩大

C．正确估计人口容量，有利于合理利用资源和保护环境

D．发展中国家的人口合理容量一定大于发达国家

答案

答案：C

填空题

根据汉语及句意完成下列句子（每空一词）

1.My brother never _______  ________ early every morning.（起床)

2.He is busy ____________(play) football.

3.Does he always ______ (exercise) with you?

4.We are all looking forward to ______ (fish) next week.

5.There are two___________(小刀)on the desk.

6.We need to buy some__________.(芒果)

7.I want to be a________(dance).

8.Let’s_________  (买)some potatoes and carrots.

9.You are a very ___________ (health)people.

10. We ______  ______ (not go) to school on Saturday and Sunday.
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单项选择题 A1/A2型题

完全脱位牙宜在何时再植（）

A.60min内

B.70min内

C.30min内

D.10min内

E.50min内
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