How long have they known her? - They __________ her for six years.

Câu hỏi :

How long have they known her? - They __________ her for six years.

A. know

B. knew

C. have known

D. known

* Đáp án

C

* Hướng dẫn giải

"for six years": dấu hiệu của thì HTHT

Copyright © 2021 HOCTAP247