单项选择题
A.is B.are C.would be D.will be
He is over fifty, but he looks as though he（）only in hi...
单项选择题He is over fifty, but he looks as though he（）only in his thirties.
A.were B.is C.will be D.has been
（）I got a first, I'd stay in university and I'd do a po...
单项选择题（）I got a first, I'd stay in university and I'd do a postgraduate research degree.
A.As B.Since C.When D.If
If you don't promise to help build more houses, ordinar...
单项选择题If you don't promise to help build more houses, ordinary people（）
A.will not be nefit B.would not be nefit C.should not be nefit D.could not be nefit
