- I have caught a cold. - You…………… the windows open last night. It was very cold outside.

Câu hỏi :

- I have caught a cold. - You…………… the windows open last night. It was very cold outside.

A shouldn’t leave

B shouldn’t have left

C should leave

D should have left

* Đáp án

B

* Hướng dẫn giải

Phương pháp giải:

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