5 affected
6 time-consuming
7 precaution
8 making friends
9 for
10 therefore
11 dissolve
12 sewage
13 D
14 A
5C 6A 7A 8B 9C 10B 11A 12D 13D 14A
5. affected
6. time-consuming
7. precaution
8. making friends
9. for
10. therefore
11. dissolve
12. sewage
13. Would you mind if I smoked ?
14. Really ? He's kind-hearted.