补全对话（5分）
根据下面的对话情景，在每个空白处填上一个适当的句子，使对话意义连贯，完整。
(Michael and Kangkang meet at the school gate.)
A: Hello, Kangkang.
B: Hi, Michael.
A: I called you just before I left home ,but you were not in. 小题1:__________________________
B: Oh, sorry. I’ve been to the library.
A: What did you go there for?
B: 小题2:__________________________________________________________
A: Well,小题3:_____________________________________________________
B: It’s about 1.3 billion, one fifth of the world’s.
A: Has the government done anything to control the huge population yet?
B: Yes.小题4:_________________________________________________and it has worked well in controlling the population growth for many years.
A: Really? However, the population problem is still serious in China, isn’t it?
B: Yes, it is. Oh!小题5:_________________________________________Let’s go to the classroom.
Hurry. Let’s go.
A.A. What’s the population of China?
B.B. Where have you been?
C.C.What’s wrong?
D.D. The government has carries out the one-child policy.
E.E. There goes the bell.
F.F. I went there to look up some information about China’s population.
G.G.I borrowed some story books.
小题1:B
小题2:F
小题3:A
小题4:D
小题5:E
题目分析：本文是一段关于中国人口问题的对话。从对话当中我们可以知道中国的人口已经达到13亿，约占世界的五分之一。为了应对这一问题，中国采取了一孩政策。
小题1:根据下文I’ve been to the library.可知选B。
小题2:根据问句What did you go there for?可知选F为最佳答案。
小题3:根据下文答语It’s about 1.3 billion, one fifth of the world’s.可知上文问的是中国的人口问题，故选A。
小题4:根据上文Has the government done anything to control the huge population yet?及下文描述可知选D。
小题5:根据上文感叹词oh和下文Let’s go to the classroom.可知是上课铃响了，故选E。
点评：这是一个七选五题型，选项中给出了两个多于选项，解题中注意区分。完成后多读几遍，看语义是否通顺，逻辑是否合理。