THEY WILL PASS THE FINAL EXAM IF THEY … HARD

9. - BAI TAP TIENG ANH LOP 9 TRAC NGHIEM TU BAI 1 10
Lớp 9 BAI TAP TIENG ANH LOP 9 TRAC NGHIEM TU BAI 1 10

9. They will pass the final exam if they … hard .

a. will study b. studied c. study