Last year Tom______the first prize in the English contest
A.awarded B.was awarded C.would awarded D.was awarding
可是我不觉得这里是被动语态啊!
Metal _______make machines and many other things(D)
A.used to B.is used for C.is used as D.is used for
How far is it from your home to the school?
It's_____walk.(C)
A.a half hour B.half hour's C.half an hour's D.half an hours'