2. 职称英语
  3. They have done things they ought( ).A、not to doB、not to be doneC、not to have d

They have done things they ought( ).A、not to doB、not to be doneC、not to have d

游客2024-01-17  49
问题 They have done things they ought( ).
选项 A、not to do
B、not to be done
C、not to have done
D、not having done
答案 C
解析 本题考查动词时态用法。ought not to have done表示不应该做的却做了。
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