—Why,I didn’t get you on the phone. —We ________football on the playground when you phoned.
A.must be playing
B.must play
C.must have played
D.must have been playing
参考答案:
The bike hit the tree _____ I could get off. [ ]A. as B. ..
The bike hit the tree _____ I could get off.A. as B. beforeC. until D. while
The young couple are trying to save as much as possible ____..
The young couple are trying to save as much as possible _____ they can afford a flat by the end of next year.A. so that B. even though C. in caseD. as if
短文改错。Ted liked fishing very much. He always goes down ..
短文改错。Ted liked fishing very much. He always goes down 1.____________ to the small river behind the factory but tried to catch 2.____________some fish, but there were very a few there. One summer, 3.____________he went to the seaside during holidays. "