He would have given you more help, if he ______ (not be) so busy.had not been虚拟语

游客2023-09-23  1

问题 He would have given you more help, if he ______ (not be) so busy.

选项

答案 had not been

解析 虚拟语气。此题考查与过去事实相反的假设,主句用“should (would)have+过去分词”,条件从句用过去完成时。根据句意,可知此句是否定句。
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