They should have gone earlier, ______?A、have theyB、didn’t they C、haven’t they

游客2023-10-07  17

问题 They should have gone earlier, ______?

选项 A、have they
B、didn’t they  
C、haven’t they
D、shouldn’t they

答案 B

解析 didn’t they本题考查虚拟语气,should have gone是对于过去事实的虚拟,所以反意疑问句用助动词do的过去式。
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