Nam’s score on the test is the highest in the class; he _________ hard last night.  

Câu hỏi :

Nam’s score on the test is the highest in the class; he _________ hard last night.  

A should have studied 

B may have to study    

C must have studied  

D could have studied

* Đáp án

C

* Hướng dẫn giải

Phương pháp giải:

Copyright © 2021 HOCTAP247