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

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

4.A. medical

B. hospital

C. politic

D. electric