[同步]2014年北师大版高中英语选修十一第三十三单元练习卷3（解析版）

一、单项填空

1. 难度：中等

— Somebody has left the lab door open.

—Don't look at me.

A. Dear me        B. Hi, there

C. Thank goodness D. Come on

2. 难度：中等

When he was a little boy，he ______ on the farm.

A. used to working    B. used to work

C. got used to work   D. was used to work