MODULE 5 A Lesson in a Lab
模块综合检测
题组一
1. —Do you know about Liu Guoliang?
—Yes, he _______ an excellent pingpong player in the world, and now he is the chief coach of the national team.
A. was used to be
B. used to be
C. was used to being
D. was used for
2. The Roman Empire _______ for several centuries.
A. exists
B. existed
C. was existed
D. is existing
3. _______ worries me the way he keeps changing his mind
A. This B. That
C. What D. It
4. In the dark forests _______, some large enough to hold several English towns.
A. stand many lakes
B. lie many lakes
