UNLESS YOU STUDY HARDER, YOU WILL FAIL YOUR EXAM.IF YOU ………..……….……

6. - BAI TAP ON THI TUYEN L_10_P9_TUAN
Lớp 10 BAI TAP ON THI TUYEN L_10_P9_TUAN

6. Unless you study harder, you will fail your exam.

If you ………..……….……