在本节中，你将听到15个对话，每段对话后有一个问题。请从A、B、C三个选项中选出答案，并标在试卷的相应位置。每段对话后有15秒钟的停顿，以便回答问题和阅读下一问题及其选项。每段对话读两遍。
下面请听这些对话。
Who has got an English book

A． Three.
B． Five.
C． More than five.

Why do the workers wear thick glasses A. Because they can’t see. B. Because the weather is very hot. C. Because they will keep their eyes safe.