I CAN'T UNDERSTAND HIM BECAUSE HE SPEAKS SO QUICKLY. IF HE DIDN'T__...

2. - Bộ đề ôn thi vào lớp 10 môn tiếng Anh
Lớp 10 Tiếng Anh Bộ đề ôn thi vào lớp 10 môn tiếng Anh

2. I can't understand him because he speaks so quickly.

If he didn't_________________________________ .