Unit 13 We're trying to save the earth Section B 1a-1e课件＋音频（共25张ppt,含内嵌视频）人教版英语九年级全一册

Unit 13
We're trying to save the earth!
Section B (1a~1e)
新课导入
联合国环境保护短片《脆弱的世界》
2
1
能熟悉并能正确运用本课时的重点单词和短语
能谈论拯救地球的方法并提高口语，听力技巧
知识梳理
hear of _________________
shark fin soup _________________
in southern China
= in the south of China _________________
4. each time _________________
5. a bowl of … _________________
听说
鱼翅汤
在中国南部地区
每当…
一碗……
Review
6. cut off _________________
7. not only…but also... _________________
8. be harmful to … _________________
9. no longer _________________
10. at the top of… _________________
11. the food chain _________________
12. in the ocean’s ecosystem _________________
13. in the last 20 to 30 years _________________
切掉
不仅...而且...
对……有害
不再
在……的顶部
食物链
在海洋生态系统中
在过去的二、三十年里
Review
14. environmental protection groups ____________
15. such as ____________
16. so far ____________
17. scientific study ____________
18. be good for health ____________
环保组织
例如
到目前为止
科学研究
对健康有益
Review
重点探究
能谈论拯救地球的方法并提高口语，听力技巧
stop riding in cars
不开私家车
Look and say
Guessing Game!
What can we do to help save the earth?
recycle books and paper
重复利用书本和纸
Look and say
turn off the lights when you leave a room
离开房间的时候记得关灯
Look and say
turn off the shower while you’re washing your hair
洗头发的时候关掉水
Look and say
don’t use paper napkin
不要用纸巾
√
Look and say
1a What can we do to help save the earth? Rank these
items from the easiest(1) to the most difficult(5).
___ stop riding in cars
___ recycle books and paper
___ turn off the lights when you leave a room
___ turn off the shower while you are washing
your hair
___ don’t use paper napkins
5
4
1
3
2
recycle/?ri?'sa?kl/ v.回收利用
recycle由“前缀re?＋cycle”构成，其过去式为recycled，过去分词为recycled，现在分词为recycling，第三人称单数为recycles。
eg：Today some books are supposed to be recycled
in the school.现在一些书应该在学校里被回收利用。
Turn off the lights. 关灯。
【拓展】turn的相关短语
turn up 开大 ; 出现 ; 来到 ; 找到
turn down 关小 ; 调低 ; 拒绝 ; 调小
turn over 移交 ; 翻过来 ; 仔细考虑 ; 翻身
turn back 回来 ; 折回 ; 翻过来 ; 往回走
turn around 转身 ; 转向 ; 转过身 ; 转圈
1b Compare your answers in 1a with your partner.
A: Recycling paper is really easy.
B: I agree. But it’s hard to stop riding in cars.
1c Listen and check (√ ) the things that Julia and Jack talk about.
Things Julia and Jack talk about
___ turning off the lights
___ turning off the shower
___ not using paper napkins
Things Julia and Jack talk about
___ taking your own bags when shopping
___ not riding in cars
___ riding a bike
___ recycling paper
Listen again and answer the questions.
Who read a book?
Would Julia turn off the shower when she is
washing the hair?
3. Does Jack live close to school?
Jack.
No, she would never do that.
Yes, he does.
1d Listen again. Check (√ ) the things that Julia is
doing now, the things she will do in the future
and the things she would never do.
Things Julia and Jack talk about
Things Julia is doing now
Things Julia will do in the future
Things Julia would never do
___ turning off the lights
___ turning off the shower
Things Julia and Jack talk about
Things Julia is doing now
Things Julia will do in the future
Things Julia would never do
___ not using paper napkins
___ taking your own bags when shopping.
___ not riding in cars
___ riding a bike
___ recycling paper
Listen again and pay attention the sentences.
1e Make a conversation using the information from the
chart above. Say what is true for you.
A: We really shouldn’t use paper napkins,
you know.
B: I know. I stopped using them last year.
小组展示
1 组
2 组
3 组
4 组
活动小结
通过以上的活动，我们完成了一系列的听说任务，并能谈论拯救地球的方法。比如：
(1)_________________;(2)________________________;
(3)__________________________________;
(4)____________________________________________;
(5)_____________________等
stop riding in cars
recycle books and paper
turn off the lights when you leave a room
turn off the shower while you are washing your hair
don’t use paper napkins
课堂总结
重点单词/短语：
recycle 回收利用; 再利用
turn off 关上 ; 关
能谈论拯救地球的方法并提高口语，听力技巧
Unit 13 Section B (1a~1e)