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

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

3. Water ________________ in the lake has made the fish die.

A. pollution

B. pollute

C. polluted D. polluting