题目内容：

1、I think it's important to ____ what he did there last night.
A.look at B.look for C.find D.find out
2.If you keep ____ for her,you will be late for school.
A.wait B.to wait C.waiting D.waited
3.How was your day off?Pretty good!We _____ the history museum.
A.visit B.visited C.are visiting D.will visit
最好有解法

优质解答

D find out 查处查明,其他解释不通
C keep doing 保持做某事
B 解释：你放假那天过得如何?很好,我们参观了历史博物馆. 是过去发生的用过去式
有不懂就问