UNIT 7 POLLUTION A.GRAMMAR I. CONDITIONAL SENTENCES TYPE 1. (CÂU ĐIỀU...

5. - NOI DUNG ON TAP MON TIENG ANH LOP 8 BAI 7
NOI DUNG ON TAP MON TIENG ANH LOP 8 BAI 7

5. Water pollution is the ________________ in the lake has made the fish die.

A. contaminating

B. contaminate

C. contaminated D. contamination