By 1820, there were over sixty steamboats on the Mississippi river, _______ were quite luxurious.

Câu hỏi :

By 1820, there were over sixty steamboats on the Mississippi river, _______ were quite luxurious.

A which of many

B many of them

C many of which

D many of that

* Đáp án

C

* Hướng dẫn giải

Phương pháp giải:

Copyright © 2021 HOCTAP247