题目内容
10. Lily played the trick on Jim on purpose, so she ___________ have been forgiven.
10. couldn't/shouldn't/oughtn't to couldn't have done sth表示对过去的否定推测,意为"过去不可能做过某事"。should/
ought to have done sth过去本该做某事而未做。
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题目内容
10. Lily played the trick on Jim on purpose, so she ___________ have been forgiven.
10. couldn't/shouldn't/oughtn't to couldn't have done sth表示对过去的否定推测,意为"过去不可能做过某事"。should/
ought to have done sth过去本该做某事而未做。