2. 职称英语
  3. I ______ him the Christmas gift by mail because he came home during the Christma

I ______ him the Christmas gift by mail because he came home during the Christma

游客2024-10-19  48
问题 I ______ him the Christmas gift by mail because he came home during the Christmas holidays.
选项 A、ought to have sent
B、couldn’t have sent
C、must have sent
D、needn’t have sent
答案 D
解析 虚拟语气。主句用了一句与过去事实相反的表示必要性的虚拟语气，needn’t have done表示“本不必做(结果却做了)”，符合题意。
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