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 all2. The boy that his cock an egg yesterday. A. lied, lay B. lied; laid C. lay; lied D. laid; lain3. he can pass the entrance examination is quite uncertain. A. If B. Whether