公共英语(PETS)三级语法与词汇例题解析16页.doc

1. Everyone is busy _ the examination in the classroom. A. with B. for C. on D. under答案： A解析： 注意几个固定搭配： be busy (in) doing sth 忙于做； be busy with sth 忙于； busy oneself (in) doing sth 忙于做； busy oneself with sth 忙于。2. I suppose you couldnt let me borrow your car this evening, _? A. couldnt I B. dont I C. could you D. will you 答案：C 解析：suppose 后面的从句中为否定式couldnt，而主句为肯