IF HE………MORE CAREFULLY, HE WOULDN’T HAVE HAD SO MANY ACCIDENTS....

4. - BAI KIEM TRA 15 UNIT 9 10 11 LOP 10
BAI KIEM TRA 15 UNIT 9 10 11 LOP 10

4. If he………more carefully, he wouldn’t have had so many accidents.

A. drive

B. hadn’t driven

C. had driven

D. drives