WE'LL BE LATE IF WE ………NOW. A. LEAVE B. DON'T LEAVE C. HAD LEFT D....

7. - KIEM TRA 45 BAI 910 TIENG ANH 10
KIEM TRA 45 BAI 910 TIENG ANH 10

7. We'll be late if we ………now.

A. leave

B. don't leave

C. had left

D. has left