题目内容
40. It would be very safe if you_________ the door_________ to the garden.
A.fasten;led B.will fasten;leads
C.fastened;leading D.fastened;to lead
C
解析:
此处为虚拟语气,条件句中用一般过去式,主句中用would+v.(原形)表示对现在的虚拟;第二空用分词作后置定语。?
答案:C?
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