(A)In the past, many (B)agrarians used to (C)working with very poor (D)technologies and farming methods. 

Câu hỏi :

      (A)In the past, many (B)agrarians used to (C)working with very poor (D)technologies and farming methods. 

A in

B agrarians

C working 

D technologies

* Đáp án

C

* Hướng dẫn giải

Phương pháp giải:

Copyright © 2021 HOCTAP247