2021学年Unit 2 Saving the earth.Topic 1 Pollution has causes too many problems.课文课件ppt

这是一份2021学年Unit 2 Saving the earth.Topic 1 Pollution has causes too many problems.课文课件ppt，文件包含Unit2Topic1SectionAppt、Unit2Topic1SectionBppt、Unit2Topic1SectionCppt、Unit2Topic1SectionDppt、p27-1amp3、p28-3-Amp3、p28-3-Bmp3、p29-1amp3、p30-3amp3、p30-3bmp3、p31-1amp3、p33-1amp3、汽车鸣笛声mp3、p27-1awmv、p29-1awmv、p31-1awmv等16份课件配套教学资源，其中PPT共102页， 欢迎下载使用。
Teaching Aims
1) pain, prduce, bear, harmful2) prduce terrible gas 3)t many / t much / much t4)be harmful t5) -Hw lng have yu been like this? -I’ve been like this since last week.6)Nt yet.
重点单词、短语及句型： 2. 语法：一般过去时和现在完成时的区别
Kangkang was ging t leave the West Hill.
He met Mrs. Zhu.
They had a talk. Kangkang asked Mrs. Zhu sme questins.
What questins did Kangkang ask?
1a Lk, listen and say.
Learn by yurselves
lk weakIt’s difficult fr me t breathe.get a pain in my thratHw lng have yu been like this?Nt yet.prduce tarrible gasWhat’s wrsebe in a bad mdcan’t bear (ding)sth yu’d better d sth
看起来虚弱呼吸对我来说很困难。喉咙痛你这样多久了？还没排放难闻的气体更糟糕的是心情糟糕无法忍受（做）某事最好做某事
（Mrs. Zhu is cughing. She lks weak.）Kangkang: Gd mrning, Mrs. Zhu. What’s wrng with yu?Mrs.Zhu: Oh, Kang kang. It’s difficult fr me t breathe. I’ve gt a pain in my thrat.Kangkang: Hw lng have yu been like this?Mrs.Zhu: I’ve been like this since last week.Kangkang: Have yu seen a dctr?Mrs.Zhu: Nt yet. The factry prduces terrible gas. The bad air makes my chest hurt. What’s wrse, the factry makes t much nise and I can’t sleep well at night.Kangkang: That’s t : Yes, it is really awful. I’m always in a bad md because I can’t bear the envirnment here. Anyway, I hpe the gvernment will slve this prblem sn. By the way, have yu nticed the dead fish in the river?Kangkang: Oh, yes. Pllutin has caused t many prblems. I think I shuld write t the newspaper abut these prblems. But nw yu’d better g t see a dctr.
Language pints
1.lk weak 看起来虚弱 lk well 很起来健康状况良好
be weak in=be bad at/d badly in 在…方面差
I am always weak in the science subjects.
2. What’s wrng with yu ?=What’s the truble/matter with yu ?=What’s up?用于询问对方“你怎么了？”
3.It’s difficult fr me t breathe. 呼吸对我而言是件难事。 breathe v.呼吸 e.g. The air was s cld that we culd hardly breathe.
3.It’s difficult fr me t breathe. 呼吸对我而言是件难事。 breath n. 呼吸
hld ne’s breath 屏住呼吸
be ut f breath 上气不接下气
take a (deep) breath (深)吸一口气
e.g. We were ut f breath after five minutes.
五分钟后我们就上气不接下气了。
当老师正宣读结果时，他屏住了呼吸。
held his breath while the teacher was reading ut the results.
听到自己的成绩后，他深吸了一口气。
e.g. After hearing his grades,he tk a deep breath.
4.I’ve gt a pain in my thrat.我嗓子疼。5.-Hw lng have yu been like this? -I have been like this since last week. hw lng 对一段时间提问
have/get/feel a pain in +身体部位 …部位疼痛 e.g. I have a pain in my head. = I have a headache.
俗话说，不劳无获。 As the saying ges,” n pains, n gains”.
6.prduces terrible gas 化工厂向外排除难闻的气体。 v.生产、制造、出产 e.g. Australia prduces wl and meat. 澳大利亚盛产羊毛和肉 v.培养出、产生 e.g. China prduced many great writers. 中国产生了许多伟大的作家。 劳动创造财富。 Labur prduces wealth.
7.what’s wrse 更糟糕的是
e.g. My car brke dwn n the half way. What’s wrse,it was raining heavily.
我的车半路抛锚了。更糟糕的是，当时正下着雨。
What’s mre 更重要的是，而且
e.g. The fd in that restaurant is delicius. What’s mre, it’s healthy.
我们应该记住它，更重要的是，应该正确理解它。
We shuld remember it, and what’s mre, we shuld get it right.
8.I’m always in a bad md(心情). be in a/an +adj.+ md 心情……（怎么样）9.I can’t bear the envirnment here. bear v.忍受，承受 (can’t)bear/stand sth (无法)忍受某事物 e.g.我无法忍受没完没了的作业。 I can’t bear the endless hmewrk. (can’t)bear/stand ding sth （无法）忍受做某事 e.g. I can’t bear having cats in the huse.
(bear-bre-brne)
10.anyway 副词，“无论如何，反正” 通常用于转换话题、结束谈话或回到原话题 Thanks anyway. 无论如何都要感谢你。 It’s t late nw, anyway. 现在说什么都晚了。 by the way 附带问一句 What’s the time, by the way? 顺便问一句，现在几点了
11.had better (nt) d sth 最好(做)某事
The factry causes t many prblems.
t many + 可数名词复数e.g. There are t many peple in the supermarket. I dn’t want t g there any mre.
t much + 不可数名词e.g. I am busy. I have t much wrk t d.
much t + adj./ adv. 实在太……e.g. It’s much t cld tday. Many peple stay at hme instead f ging ut.
B. Listen again and match each questin abve with an answer belw.
a. Nt yet. b. I’ve been like this since last week. C. It’s difficult fr me t breathe. d. Oh, yes.
1b A. Listen t 1a and check the questins yu hear. Questin Answer1. What’s wrng with yu? _____2. Hw lng have yu been like this? _____3. Where have yu been? _____4. Have yu seen a dctr? _____5. Have yu nticed the dead fish in the river? _____
1c Read 1a and answer the questins.
1. What caused Mrs. Zhu’s prblems?2. What will Kangkang d?3. D yu have any ther ways t slve Mrs. Zhu’s prblems?
The bad air and t much nise.He will write t the newspaper abut these prblems.
单项选择( ) 1. There are ________ bks in the shp. I dn’tknw which ne t chse. A. t many B. t much C. much t D. t( ) 2. — Dn’t smke. It’s ________ t ur health. — Srry, I wn’t d it again. A. harmB. harmful C. harmsD. harmed( ) 3. He has a headache. He feels difficult ________. A. breathe B. breath C. t breathe D. t breath
( ) 4. She is s nisy that I can’t ________ her. A. seeB. knw C. bearD. understand( ) 5. —Hw lng have yu ________ this? — Fr a week. A. likedB. been C. been likeD. like( ) 6. If yu are always ________, it will be bad fr yur health. A. in a gd mdB. in a bad md C. in gd healthD. in need
2 Chse the crrect wrds t cmplete the passage.
Dear editr, I’m writing t say smething abut the chemical factry near my huse. The factry causes _______ (t many/ t much) prblems. First, it prduces terrible gas, and it is hard fr us t ________ (breathe/ breath). What’s wrse, the factry makes a lt f nise. We can’t sleep well at night. It als pllutes the river nearby. Nw there are many _____ (die/ dead) fish in the river. I think peple shuld care fr these prblems and I hpe the gvernment will slve them sn. Yurs, Kangkang
3a Lk at the pictures and read the wrds and phrases, paying attentin t the sunds and stress.
`sil p`llutin`water p`llutin`nise p`llutin`air p`llutin`litter`light p`llutin
( )( )( )( )( )( )
3b Cmplete the sentences with the wrds and phrases in 3a. Then read them alud, paying special attentin t the prnunciatin, liaisn and pause.
water pllutin
Air pllutin
nise pllutin
Light pllutin
be harmful t =d harm t 对…有害
12. thrw… arund 乱扔… (thrw-threw-thrwn) sleep-slept-slept write-wrte-written
11.Light pllutin is harmful t birds.
e.g. Candies can be harmful t children’s teeth. =Candies can d harm t children’s teeth.
harm v. & n. 危害，伤害，损害harmful adj. 有害的
1. Use the crrect stress, prnunciatin, liaisn and pause while reading alud.2. Knw the differences between Simple Past and Present perfect. I’ve gt a pain in my thrat. Pllutin has caused t many prblems.
1. Sme wrds: breathe, pain, prduce, chest, awful, bear, breath, sil, harmful2. Sme phrases: have gt a pain in…, be harmful t, t many, t much3. Sme sentences:(1)Hw lng have yu been like this?(2) What’s wrse, the factry makes t much nise.
Hmewrk1. Read 1a.2. Read 3a and 3b, paying attentin t the stress, prnunciatin, liaisn and pause.3. Finish Sectin B in yur wrkbk.4. Preview Sectin C.