Unit 4 Astronomy: the science of the stars
同步测试
卷I
一. 单项选择（共15小题;每小题1分,共15分）
1. ------ How often do you go to the cinema?
------ ，but usually twice a month.
A. It all depends B. Have no idea C. As usual D. Not at all
2. The boy that his cock an egg yesterday.
A. lied, lay B. lied; laid C. lay; lied D. laid; lain
3. he can pass the entrance examination is quite uncertain.
A. If B. Whether C. That D. What
