POLLUTIONIII. 1. C 2. E 3. A B 5. D A. PHONETICS

4. - DAP AN BAI TAP THI DIEM 8 CUA TAC GIA LUU HOANG TRI
DAP AN BAI TAP THI DIEM 8 CUA TAC GIA LUU HOANG TRI

4. Health effects of noise include anxiety, stress, headaches, irritability and nervousness.

B. VOCABULARY & GRAMMAR