IF HE WORKED HARDER, HE...PASS THE ENTRANCE EXAMINATION A. WILL B....

15. - BAI KIEM TRA 1TIET SO 2 HOC KY 1 LOP2
BAI KIEM TRA 1TIET SO 2 HOC KY 1 LOP2

15. If he worked harder, he...pass the entrance examination

A. will B. can C. is going to D. would