Bài tập Tìm sửa lỗi sai có đáp án Phần 4

The test we did was too difficult that we couldn’t finish it in an hour

65/100

The test we did was too difficult that we couldn’t finish it in an hour.

                  A               B                             C                        D

0/3000 ký tự
Giải thích

Đáp án đúng là: B