真题练习

541.Cathy is taking notes of the grammatical rules in class at Sunshine School,where she _______ English for a year.

A.studies
B.studied
C.is studying
D.has been studying

542.I _______ there little more than a week when I sat to work with the scientist.

A.would be
B.have been
C.had been
D.will be

答案解析

541.答案是D;此处表示Cathy从过去开始在此学习，直到现在，还可能继续学下去。
542.答案是C;主句be动作发生在set之前，即过去的过去，故用过去完成时。