单项选择题

第一节 听下面5段对话。每段对话后有一个小题，从题中所给的[A]、[B]、[C]三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒的时间来回答有关小题和阅读下—小题。每段对话仅读一遍。 Where are they

A． In a zoo.
B． In a laboratory.
C． In a mountain.
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热门 试题

单项选择题
What does the man want
A． A holiday.
B． More fun.
C． Less work.
单项选择题
According to one of the theory, when glaciers disappeared, birds______.
A．began migrating again
B．stopped migrating
C．continued migrating
D．migrated south and stayed there
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