课前自主预习第Ⅰ题答案
1. plastic
2.bin
3.fisherman
4.litter
课前自主预习第Ⅱ题答案
1. throwing litter into
2.used to be
3. should play a part in
4.has become really polluted
5.ideas for solving
课堂合作探究要点突破答案
1.[对点训练] ①C ②B
2.[对点训练] ①make a difference ②make a big difference
课堂合作探究达标检测第Ⅰ题答案
1. fishermen
2. litter
3. advantages
4. wooden
5. difference
课堂合作探究达标检测第Ⅱ题答案
1 | 2 | 3 | 4 | 5 |
C | A | D | C | A |
课堂合作探究达标检测第Ⅲ题答案
1. instead of
2. the bottom of
3. clean up
4. be full of
5. throw; into
课后巩固提升第Ⅰ题答案
1. worried
2. pollution
3. learning
4. takeaways
5. ugly