What's the matter, Miss Lin? I am having trouble_____ out who has taken away my book on this de

题目简介

What's the matter, Miss Lin? I am having trouble_____ out who has taken away my book on this de

题目详情

What's the matter, Miss Lin?
I am having trouble _____ out who has taken away my book on this desk.
[     ]
A. find
B. to find
C. finding
D. found
题型:单选题难度:中档来源:同步题

答案

C

更多内容推荐