He _______ the plants. If he had, they wouldn't have died.

Câu hỏi :

He _______ the plants. If he had, they wouldn't have died.

A can't have watered

B shouldn't water

C  couldn't water

D needn't have watered

* Đáp án

A

* Hướng dẫn giải

Phương pháp giải:

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