单项选择题
在本节中,你将听到15个对话,每个对话后有1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。每段话后有15秒钟的停顿,以便回答问题和阅读下一问题。每段对话读两遍。
下面,请听这些对话。
Why must they meet at 7:00[A] Because they’re going to plant trees.[B] Because they don’t know the way.[C] Because they have to walk there.