UNIT 4 CHOOSE THE CORRECT WORD ( A , B , C OR D ) TO COMPLETE THE SENT...

20. Water these plants or they will die. (2)

A. If you water these plants, they will die.

B. Unless you water these plants, they will not die.

C. If you don’t water these plants, they will die.

D. Unless you don’t water these plants, they will die.