Question

 —I ______ for you for two hours, but in vain. Where did you go?                           

   —I ______ at my uncle’s.

A.had looked; may have stayed	B.looked; must have stayed
C.have looked; may be staying	D.looked; must be staying

 

Answer 1

【答案】

 B  该题考查时态。根据问句did you go?的过去时， 可以判断寻找动作已经结束；must have stayed 表示“对地去发生的事情的肯定推测”。