PEOPLE ARE DISCHARGING A LOT OF CHEMICAL ………..INTO THE ENVIRONMENT...

17. - 1 TIET 11 LAN 4 TU LUAN VA TRAC NGHIEM
1 TIET 11 LAN 4 TU LUAN VA TRAC NGHIEM

17. People are discharging a lot of chemical ………..into the environment. (pollute)

VI. Choose the word which is stressed differently from the rest