1.Hurry up! Mark and Carol (expect)us.
【答案】are expecting
【解析】考查时态。根据句意“快点!Mark 和Carol在等着我们”可知空格处用正在进行时,故填are expecting。
2.Jim (watch) a late night film at home when, right in the middle of a thrilling scene, the television went blank.
【答案】was watching
【解析】考查时态。本句也考查“be doing sth when……结构”,句意:吉姆在家正在一部深夜电影,就在一场惊险的场面中,突然电视一片空白。故填was watching。
3.-I don't understand why you didn’t go to the lecture yesterday afternoon.
-I'm sorry.But I (do)my home work.
【答案】was doing
【解析】考查时态。根据句意“我不明白你昨天下午为什么没有去听讲座”。“对不起,当时我在做家庭作业”可知空格处用过去进行时,故填was doing。