Unit 8 A green world Welcome to the unit 课件17张无素材

(共17张PPT)
Welcome to the unit
8B Unit 8 A green world
What are they doing?
They are .

Lead-in
planting trees
How can you live a green life ?
We can plant more trees.

【学习目标】（Learning goals)
1.能准确运用有关如何保护环境的表达。
2.就能环保的话题展开讨论。
3.培养学生保护环境的意识。
检查自主预习情况 （英汉互译）
A组
1. dig in the garden
2. take shorter showers
3. 保护环境
4. 种植面包树
B组
5. by riding bicycle
6. reduce air pollution
7. 过着一种绿色的生活
8.节约用水
在花园里挖沟
缩短洗澡时间
protect the environment
plant breadfruit trees
通过骑自行车
减少空气污染
live a green life
save water
1.首先全班齐读对话 (P106)

2. 然后分A 、B组朗读对话

a. We can reduce air pollution by riding bicycles.
b. We can save water by taking shorter showers.
c. We can save energy by turning off the lights when we leave a room.
d. We can protect the environment by recycling waste.
完成 P107 Part A（抢答）
1
2
3
4
Question：How to live a green life?
Answer：We can ______ by ______.
Discuss
1
2
3
4
1. All the students try to read the dialogue together.
2. The teacher teaches
students to read.



【合作探究】
1. be good for 意为 反义词 。
例如：Trees us. 树对我们有益。
拓展：be good at = do well in 意为 “ ” 。
例如： Li Dong singing .
= Li Dong singing.
李东擅长唱歌。
拓展：be good to意为“ ”，相当于
或 .





对------有益
be bad for
are good for
擅长
is good at
does well in
对------友好
be friendly to
be kind to
2. We can save energy by turning off the lights when we leave a room.
我们可以通过在我们离开房间时关掉灯来节
约能源。
分析：turn off意为 “ ” ，反义词 turn on
意为 “ ” 。
拓展：turn up意为 “ ”，反义词
turn down “ ” 。
例如: 它这么吵，把收音机音量调小。
It’s so noisy. the radio.
关掉
打开
调大（音量等）
调小（音量等）
Turn down

3. We can reduce air pollution by riding bicycles.
我们可以通过骑自行车来减少空气污染。
分析：by 是 词 ，意思是“ ”，
by doing something意为“ ”。
例如：通过看电视
通过打篮球
介
通过某种方式、手段
通过做某事
by watching TV
by playing basketball
4. drive sb. + to + 地点名词 或 drive sb. + 地点副词 ，意为“ ”。
例如：Can you the train station?
你可以开车把我送到火车站吗？
拓展：drive to + 某地= go to+ 某地+ by car
意为“ ”
例如： My friend often Nanning.
= My friend often Nanning .
我的朋友 经常开车去南宁。
开车送某人去某地
drive me to
开车去某地
drives to
goes to
by car

五、巩固练习
（一）、选择题（抢答）
（ ）1. The light in your room is still on. Sorry, I will
when I leave next time.
A. turn it up B. turn it down
C. turn it on D. turn it off
( ) 2. My father school yesterday.
A. drive me to B. drove me to
C. drive me D. drove me
( ) 3. Eating too much stomach.
A. is good for B. is bad for
C. is good at D. is good to

D
B
B
( ) 4. We can protect the environment
by waste.
A. recycle B. recycleing
C. recycling D. to recycle
（二）、用括号词的正确形式填空。
1. It is wise of Lily (choose) ride a
bike.
2. What should we do (live) a green life,
class?
3. We can save energy by (turn) off the
lights when we leave a room.



C
to choose
to live
turning
Homework
1.个人写出两条环保的建议，然后进行小组内汇总，制作环保宣传单。
2.完成《课课练》配套练习。
3.预习教材reading部分单词。
Summary：这节课你学到了什么？
Thanks!