__________, HE’LL LOSE HIS JOB. A. IF HE WORKS HARDER B. IF HE DOE...

37. - QK KSCL THANG 4 09 10
Tiếng Anh QK KSCL THANG 4 09 10

37. __________, he’ll lose his job.

A. If he works harder

B. If he doesn’t works harder

C. Unless he doesn’t work harder

D. Unless he works harder