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

游客2024-11-01  5

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 句意:我本不必把圣诞礼物给他邮去,因为他圣诞节期间回家了。主句用了一句与过去事实相反的表示必要性的虚拟语气,符合题意。
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