语法讲解(used+to的用法)同步练习(共2页).doc

精选优质文档-倾情为你奉上语法讲解（used to的用法）同步练习（答题时间：15分钟）. 单项选择1. I _ frustrated when I wasnt sure of the correct answer. A. may be B. used to C. used to be D. use to be 2. When I was a child, I used to _ chocolate. A. liking B. like C. liked D. likes 3. _ work in Microsoft? A. Did you used to B. Did you use to C. Do you used to D. Do you use to 4. Where _ live before you came here? A. did you used to