YOU WILL FAIL THE EXAM _____ YOU STUDY HARD. A. UNLESS B. AS C...

câu 39. - DE KIEM TRA 1 TIET LAN 2
Tiếng Anh DE KIEM TRA 1 TIET LAN 2

Câu 39. You will fail the exam _____ you study hard.

A. unless

B. as

C. when

D. if