外研版 (新标准)九年级上册Module 12 Save our worldUnit 3 Language in use课文内容课件ppt

这是一份外研版 (新标准)九年级上册Module 12 Save our worldUnit 3 Language in use课文内容课件ppt，共31页。PPT课件主要包含了 Ready，构词法等内容，欢迎下载使用。
T summarize and cnslidate the rules f wrd building
Observe the fllwing sentences carefully. They are all frm this mdule.
1. Reuse means “use again”.2. Thugh pllutin is heavy nw, I dn’t think it’s hpeless.3. If the rivers are plluted, farmers can’t use the water fr their crps.4. If everyne starts t d smething, the wrld will be saved.
5. We all need a healthy envirnment, but we prduce waste every day, and it is harmful t ur envirnment.6. D nt waste things.7. Repeat these three wrds daily: reduce, reuse and recycle.8. Befre yu buy smething new, think whether it is really necessary because maybe ld ne is just as gd!9. …but let’s take these simple steps tday s that we will save the wrld fr ur grandsns and granddaughters tmrrw.
1. _______ (use) means “use again”.2. Thugh ________ (pllute) is heavy nw, I dn’t think it’s ________ (hpe).3. If the rivers are plluted, ________ (farm) can’t use the water fr their crps.4. If _______ (everyne) starts t d _________ (smething), the wrld will be saved.5. We all need a _______ (health) envirnment, but we prduce _______ (waste) every day, and it is _______ (harm) t ur envirnment.
6. D nt ______ (waste) things.7. Repeat these three wrds daily: reduce, _______ (use) and _______ (recycle).8. Befre yu buy _________ (smething) new, think whether it is _______ (real) necessary because maybe ld ne is just as gd!9. …but let’s take these simple steps tday s that we will save the wrld fr ur _________ (grandsn) and _________ (granddaughter) tmrrw.
granddaughters
将两个或两个以上独立且语义不同的单词合在一起构成新词的方法称作合成法。
通过在词根前面加前缀或在词根后面加后缀构成一个新词的方法称作派生法。
uninterested
interestingly
uninteresting
interesting
英语构词法中把一种词性转化为另一种词性而词形不变的方法称为转化法。
(1) v. → n. — Let’s talk abut it mre. — I think we’d better finish the talk nw. — 咱们再谈谈这件事吧。 — 我想我们最好现在结束谈话。
(2) n. → v. — She gave me a cup f water. — Yu shuld water the flwers twice a day. — 她给了我一杯水。 — 你应该每天给这些花浇两次水。
(3) adj. → n. — She was wearing a black dress. — The girl in black lks very beautiful. — 她穿着一条黑色的裙子。 —那个穿黑衣服的女孩看上去很漂亮。
Smetimes if yu knw the meaning f the parts f a wrd, yu can wrk ut the meaning f the whle wrd.
re + new + able renewable
can be new again
Make new wrds. Jin the parts f the wrds in Bx A with the wrds in Bx B. yu need t use sme f the parts mre than nce.
-able -ful im- -less re- un-
care cllect hpe pssible use usual wanted waste
careful careless
hpeful hpeless
reuse usable useful useless
wasteful
Nw wrk in grups. Play the guessing game English fr Fun.
English fr Fun
1. full f care _________2. can be cllected __________3. full f hpe _________4. withut any hpe _____5. nt pssible _________
6. nt usual __________7. withut any use _____8. use again __________9. nt wanted _________10. making a lt f waste ___________
Cmplete the sentences with the wrds in the bx.
hpeful impssible reuse unhealthy wasteful
1. Plluted water is _________.2. It is _________ t thrw s much fd away.3. If yu lk after things well, yu may _______ sme f them later.4. It is _________ t clean up the whle river in such a shrt time.5. If we pay attentin t pllutin nw, the future will be _________.
Cmplete the table.
usefully/ uselessly
hpeful/ hpeless
plluted/ unplluted
wasteful/ wasted
wastefully
usual/ unusual
Cmplete the sentences with the crrect frm f the wrds in Activity 3.
She was _______ that her new jb wuld make her mre successful.
1. The factry ________ the river, and the fish died.2. We ften walk in the cuntryside. It is a(n) _______ activity fr us.3. D nt use s much water. It is very ________.4. T keep the flwers grwing, yu need t _______ them nce a day.
Cmplete the sentences.
A ________ is a bx that yu keep yur lunch in.
1. A __________ is a card that yu write n ne side f and send t smene by pst.2. A __________ is a rm where yu have classes at schl.3. A __________ is a bk that has ne r mre stries fr children.4. A __________ is a black bard that is used at schl fr writing n with chalk.
Wrk in pairs. Lk at the pictures and answer the questins.
1. What kind f things can be recycled?2. Hw can these things be used?3. Hw des this help the envirnment?
4. Have yu ever recycled r used things that can be recycled? Hw?
pssible answers:
Clth, paper, cans, plastic, glass, etc.
Recycled paper can be used fr ntebks, tickets r writing paper.
It helps save a lt f resurces and reduce greenhuse gas emissins.
Yes. I recycled aluminum cans and paper by selling them t the recycled factry.
Mike: I hear yu are ff t the Caribbean fr a hliday! Lucky yu! But aren’t yu (1) _____________ the pllutin that such lng plane jurneys may cause fr the envirnment? Ken: I knw, but what can I d abut it? I already try my best t prtect the envirnment. I recycle. I dn’t (2) ___________ things if I dn’t want them any mre. I (3)__________ the lights when I leave a rm. Dn’t tell me I shuldn’t travel by plane any mre!
be gd fr thrw away turn ff wrry abut
wrried abut
Mike: N, f curse nt. But we can d mre t prtect the envirnment. Fr example, we can help keep the air clean by planting trees. Trees (4) _________ the envirnment. In this way, we can reduce the harm f pllutin. Ken: Gd! S I can enjy my hliday, and when I cme back, I’ll plant sme trees!Mike: That’s the idea! Maybe we can all jin in and start a small frest!
1. It is OK t thrw used things away. Lking after them takes a lt f time.2. D nt thrw away things made f glass, plastic and paper, but recycle them when pssible.3. Take a bag when yu g shpping.4. Prducing electricity and using il will nt cause pllutin.5. Turn ff lights when yu d nt need them.6. Ride a bike r walk, and d nt ften drive yur car.
Listen and check (√) the true sentences.
glass, plastic and paper
take a bag
are hard t
reduce pllutin
waste electricity
Walk r cycle
Listen again and cmplete the table.
英语中常见的构词法：1.合成法2. 派生法 （加前缀、后缀）3. 转化法（词性变词形不变）
1. Bth f the bks were ________ t herand she culdn’t decide which ne t buy.2. Hw ________ f Jhn t break the cup!3. The meat has a strange smell. I’m afraid it’s hardly _________.
I. 从方框中选择适当的单词并用其正确形式填空。
crrect energy eat pssibleappear help success care
4. Tm is an _________ by and it seems that he never gets tired.5. I’m afraid that it’s __________ fr us t get there befre eight.6. The sun ___________ behind the cluds and it began t rain.7. I’m srry t say yur answer is __________. Please try again.8. It’s nt easy t becme a ___________ actr.
disappeared
Ⅱ.完成下列同义句。1. It’s nt plite t speak t thers with yur muth full f fd. It’s _________ t speak t thers with yur muth full f fd.2. The teacher asked him t write the cmpsitin again. The teacher asked him t _________ thecmpsitin.
3. He’s nt ppular with sme f the neighbrs. He’s _________ with sme f the neighbrs.4. I hate sweet fd. Especially, I dn’t likeeating cake. I hate sweet fd. Especially, I _________ eating cake.5. Hamburgers, candy and ice cream aren’t healthy fd. Hamburgers, candy and ice cream are ________ fd.