If my grandpa were not a lifelong learner, he couldnt have achieved this level of success.

Câu hỏi :

If my grandpa were not a lifelong learner, he couldn't have achieved this level of success.

A. he

B. lifelong

C. achieved

D. were not

* Đáp án

D

* Hướng dẫn giải

were not => was not

Copyright © 2021 HOCTAP247