题目内容
Had it been possible I would have gone to the movies but I _____ busy.
| A.had been | B.am | C.was | D.would be |
C
but前的句子是一个与过去事实相反的虚拟语气, but后引出了一个过去事实,说明不去看电影的理由。故用一般过去时。
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| A.had been | B.am | C.was | D.would be |