英语九年级全册Unit 13 We’re trying to save the earth!Section A课前预习课件ppt

这是一份英语九年级全册Unit 13 We’re trying to save the earth!Section A课前预习课件ppt，共23页。PPT课件主要包含了Lead-in， rubbish， fish， litter， waste， clean up，more cars，pollute， 2c，Lead in等内容，欢迎下载使用。
1. 语言能力： 学习环境问题和环境保护所涉及到的重要词汇和短语： litter, bttm, fisherman, envirnmental prtectin, cal, advantage…等以及目标句型 We’re trying t save the earth. The river used t be s clean.2. 文化意识：能够通过理解，分析，比较，批判，创造等提高思维个性化特征。能够意识到环境问题的严重性，引导学生关注环境问题，提高环境保护的意识3. 思维品质：充分认识环境污染的现状,了解环境问题的基本做法，提升学生文明素养以及社会责任感。4. 学习能力：能够通过完成听力任务以及口语对话活动，引导学生使用高效的听力和口语学习策略，培养学生在小组中与人合作，共同解决问题的能力。小组合作。 立德树人保护环境，人人有责。
Lk and say.
 Why has the earth changed a lt?
Maybe because f the pllutin.
different types f pllutin
air pllutin
nise pllutin
water pllutin
Here are sme wrds related t different kinds f pllutin. Write them in the bx belw. Then add mre wrds.
litter v. 乱扔 n. 垃圾；废弃物
lud musicplanesbuilding husesmbile phnes(machines, crwds)
carsfactriessmkingbuilding huses (burning, pwer plants)
rubbishlitteringshipsfactries(sewage, pesticides)
Befre listening, g thrugh the whle sentences and predict the frms f the wrds.
Listen and cmplete the sentences.
really dirty

But it used t be s clean!
The river was dirty. Even the bttm f the river was full f rubbish.
Rle-play the cnversatin. Then make yur wn cnversatins abut the kinds f pllutin in 1a.
used t d sth. “过去常常……” 表示过去习惯性的动作但如今已不存在
Yes, but peple are littering in the river..
Everyne in this twn shuld play a part in cleaning it up!
play a part in ding sth. “参与做某事; 在做某事上起作用”
Listen t the interview. Circle the kinds f pllutin that Jasn and Susan talk abut.
A. land pllutin
C. nise pllutin
B. air pllutin
D. water pllutin
Listen again and cmplete the sentences.
The air is badly plluted because there are _______________ n the rad these days.Factries that burn cal als ____________ the air with a lt f black smke.There is als t much rubbish and waste. Peple _________________ things every day.Peple are als littering in ____________ like parks. This is turning beautiful places int ugly nes.
are thrwing away
public places
Listen fr the third time and cmplete the dialgue.
Interviewer: Tday we're talking t Jasn and Susan abut envirnmental prblems. Jasn and Susan, can yu tell us abut sme f the prblems yu've seen? Jasn: I think ne prblem is that . I ________________ . hardly ever seen blue skies anymre. Susan: Yes, and I used t see the stars clearly.Interviewer: What d yu think has caused this prblem?Susan: Well, there are mre ________________ these days.Jasn: And factries that burn cal als pllute the air with a lt f black smke.
the air is badly plluted
cars n the rad
Listen fr the third time and cmplete the dialgue
Interviewer: What ther prblems d yu see?Susan: I guess there's ________________________ in the streets.Jasn: Yes! Every day peple are thrwing away things like ______________, plastic bwls and plastic bags.Susan: They're als littering in public places, fr example, during picnics in parks. This is __________________.Interviewer: Yu're right. These are serius prblems fr ur envirnment. Next, let's talk abut the things we can d t help.
t much rubbish and waste
wden chpsticks
turning beautiful places int ugly nes

The air has becme really plluted arund here. I’m getting wrried.
Yes, I used t be able t see stars in the sky.
Use the infrmatin in 2a and 2b t rle-play cnversatins between Jasn and Susan.
The water has becme really plluted arund here. I’m getting wrried.
Yes, I used t be able t see the clean water here and there.
Make cnversatins using the infrmatin in 2b.
What can we d t cut dwn the pllutin?
Read the cnversatin and cmplete the mind map.
T cut dwn_____________
What abut _____________
remember t ___________ in the bins and keep public places ____________________ fr everyne.
We shuld _______________r _____instead f __________ r riding.
Simple like ____________ and never take ____________r__________
Ideas fr ______________________
thrw rubbish
bringing a bag t shp
plastic frks
take the bus
clean and beautifull
slving the prblems
Our actin can ________________and lead t a better future.
make a difference
waste pllutin
Take the bus r subway.
Ride a bike.
Bring a bag t g shpping.
Never take wden chpsticks r plastic frks.
Thrw rubbish in the bins and keep public places clean.
Read the cnversatin and learn the language pints.
Interviewer: Jasn and Susan, what are yur ideas fr slving these prblems?Jasn: Well, t cut dwn air pllutin, we shuld take the bus r subway instead f driving.Susan: Yeah, r ride a bike. There are ther advantages f bike riding . It’s gd fr health and it desn’t cst anything!Interviewer: Great ideas! What abut waste pllutin?
instead f 代替
名词“优点，有利条件”，其反义词为disadvantage“缺点；不利条件”。take advantage f... 意为“利用……”。
(1)cst的主语是物，宾语是金钱，sth. cst(s) (sb.) sme mney指“某物花费(某人)多少钱”；(2)spend的主语是人，宾语是时间或金钱，sb. spend(s) sme time/ mney n sth.指“某人花费时间/金钱在某事/物上”，sb. spend(s) sme time/ mney ding sth.指“某人花费时间/金钱做某事”；(3)take常用it作形式主语，宾语是时间，it takes sb. sme time t d sth.指“做某事花费某人多长时间”；(4)pay主语是人，宾语是金钱，sb. pay(s) sme mney fr sth.指“某人为某物付费”。
Susan: Mmm, I think simple things like bringing a bag t g shpping can help. I started ding that a year ag.Jasn: Me, t. Als, I never take wden chpsticks r plastic frks when I buy takeaway fd. I use the nes at hme. Susan: And remember t thrw rubbish in the bins and keep public places clean and beautiful fr everyne.Interviewer: S tgether, ur actins can make a difference and lead t better future!
start ding 开始做某事
wden chpsticks r plastic frks 木制筷子或塑料叉子
keep sth. adj.使... 保持...
make a difference 有影响，起作用
一、根据句意填空,使句子通顺、意思完整(每空限填一词)。1. Life is full ______ cmpetitin. We shuldn’t be afraid f it.2. Please clean ________ the dining hall after the party.3. Dn’t lse heart! All rads lead ________ Rme.4. I want t d smething mre meaningful instead__________ hanging abut all day.5. I think phubbers（低头族）are suppsed t cut __________ the time they spend n the smart phnes.
1. 每个人都应该在环保方面发挥作用。(play) Everyne shuld _____________________the envirnmental prtectin. 2. 为了孩子们的发展, 应该减少他们周末的学习课程。 Fr children's develpment, their curses n weekends shuld _________ _________.《平凡的世界》这部小说对我的一生产生了极大的影响。3.The nvel named The Ordinary Wrld has_____________________________.三、单项选择。A paper straw ________ abut 5 t 12 cents, while yu ________ nly abut 2 cents n a plastic ne. A. spends; cst  B. csts; spendC. csts; take   D. takes; pay
二、根据汉语意思完成句子，每空词数不限。
play a part in
shud be cut dwn
made a great difference t me