Question 17. He behaved_____________nothing had happened.

A. therefore                          B. so                                  C. if                                   D. as though

Question 18. After the flood, all the drains were overflowing_____________storm water

A. with                                 B. by                                 C. from                             D. for

23. Đề thi thử THPT 2021 - Tiếng Anh - Nhóm GV MGB - Đề 23 - có lời giải