课前自主预习第Ⅰ题详细解答过程和答案
1. wash hair
2. ride a bike
3. recycle paper
4. paper napkins
5. take your own bag
课前自主预习第Ⅱ题详细解答过程和答案
1. while you are washing
2. it's hard to
3. not using
4. shouldn't use
课堂合作探究要点突破详细解答过程和答案
[对点训练] ①A ②stop working
课堂合作探究达标检测第Ⅰ题详细解答过程和答案
1. recycling
2. napkins
3. took
4. to go
5. do
课堂合作探究达标检测第Ⅱ题详细解答过程和答案
1
2
3
4
5
B
C
C
B
A
课后巩固提升第Ⅰ题详细解答过程和答案
1. using
2. really
3. is
4. was doing
5. napkins