外研版 (新标准)九年级上册Unit 2 Repeat these three words daily: reduce, reuse and recycle.课前预习课件ppt

这是一份外研版 (新标准)九年级上册Unit 2 Repeat these three words daily: reduce, reuse and recycle.课前预习课件ppt，共27页。PPT课件主要包含了学习目标，新课导入，新课讲解，当堂小练等内容，欢迎下载使用。

1.T summarize and cnslidate the rules f wrd knw hw t prtect the practice wrd-building: cmpunds, derivatives, cnversin
Language practice
Reuse means “use again”.Thugh pllutin is heavy nw, I dn’t think it’s hpeless.
Make new wrds. Jin the parts f wrds in Bx A with the wrds in Bx B. Yu need t use sme f the parts mre than nce.
These are sme bwls and spns made f china.
We shuldn’t use dispsable fd bx r dispsable chpsticks.
We can use them many times.
gd fr the envirnment
Smene threw an empty bttle in a river.
There are three rubbish bins fr recycling, s please divide the waste befre yu thrw things int them.
We can save energy.
Lk at the title f the passage. What suggestins d yu think the passage will make? Use the wrds in the bx t help yu.
china divide necessary plastic plicy reuse
Hw t be green
Pssible answers:☺It is better t use china cups and bwls because they can be used many times.☺It is better t divide the waste int things t recycle and things t thrw away.☺It is necessary t use less plastic bags.☺Yu shuld make a recycling plicy fr yur classmates and yurself.☺…
Read the passage and answer the questins in the first part.
Check (√) the suggestins that are mentined in the passage.
Order fd that yu can finish.2. Use less electricity at hme.3. Learn ways t recycle rubbish.4. Use paper cups and paper bags.5. Repair things.6. Divide rubbish int different grups.7. Cllect waste r rubbish t raise mney.8. Burn things t save energy.
Cmplete the table.
D nt waste things.
Use things fr as lng as pssible.
T change things int smething else.
Find tw things yu shuld d and tw things yu shuld nt d in the passage. Give reasns. Use yur answers t write sentences.
We shuld recycle rubbish because it can help us prtect the envirnment.
Cmplete the passage with the crrect frm f the wrds in the bx.
divide granddaughter plastic plicy rapid recycle repeat step tn
We thrw away (1)_____ f rubbish every year. If we want a clean wrld fr ur grandsns and (2)_____________, we have t reduce, reuse and (3)_______. (4)_______ these three wrds every day. The first (5)_____ is t use less. The secnd is t use things as lng as pssible. Then (6)______ yur rubbish int (7)_______, paper, rubber and glass. Finally, draw up a recycling (8)______ fr yur cmmunity. We cannt hpe fr (9)_____ change, but every little bit helps!
granddaughters
Wrk in pairs. Make a list f things yu can d t make yur schl greener.
Dn’t thrw bttles away.
Make sure yu write r print n bth sides f the paper.
Bring yur wn chpsticks frm hme and reuse them. Dn’t use dispsable cups r plates, either.
Put paper, plastic, glass and metal in the recycling bins.
Write a passage n hw t make yur schl greener and give reasns. Use the list yu have made in Activity 7 t help yu. Use because, s and s that.
Dn’t thrw bttles away because it is better t recycle them.
Pssible answer:
Help make a green schl
We can d many things t make ur schl green. Remember the three mst imprtant wrds: reduce, reuse and recycle!Reduce Many peple waste paper because paper is cheap. But we shuld use less paper s that we can save trees. Make sure yu write r print n bth sides f the paper s that nthing is wasted. This simple tip will cut yur paper usage in half!
ReuseMany peple like dispsable cutlery（一次性餐具）because they dn’t have t wash up. But it isn’t green. Bring yur wn chpsticks frm hme and reuse them. Dn’t use dispsable cups r plates, either.Recycle We all eat and drink at schl every day, s there are plenty f wrappers, bttles and cans t dispse f. But dn’t just thrw yur bttles, wrappers and cans in the rubbish bin — supprt the schl’s recycling prgramme! Put paper, plastic, glass and metal in the recycling bins.Fllw these steps and we’ll all have a green schl!
It is better t use china cups and bwls...
Language pints 1
作不定式的形式主语eg：It's nt easy t get him t change his mind. 让他改变主意不容易。作that引导的从句的形式主语eg：It is bvius that we can't g n like this. 我们显然不能像这样继续了
用瓷杯和瓷碗更好…… it在这里作形式主语。
作whether, when, what等引导的句子的形式主语eg：It desn't matter whether yu g r nt. 你去不去没关系。作动名词的形式主语eg：It was nice seeing yu. 看见你真好。
when shpping 当买东西时
Language pints 2
when＋ding，when为连词，由于主句和从句主语相同，故可省略从句中的主语和be动词。eg：When waiting fr the train, he always plays his mbile games. 当他等火车时，他总是玩他的手机游戏。
d with 对付；与……相处
Language pints 3
eg：The teacher didn't knw what t d with the naughty pupil. 教师不知道该怎样对付那个顽皮的学生。
1.词语辨析【易错点】 d with与deal with
2. 跟……相处 eg：She is easy t d with. 她好相处。
daily /'deɪli/ adj.每日的；日常的adv.每日；每天 n.日报
Language pints 4
词义辨析【易错点】everyday与daily
change /tʃeɪndʒ/ v.变成；转换
Language pints 5
1.用作动词：change hands 转手 change seats 换座位(1) 意为“用……换……”。 eg：I'm thinking f changing my car fr a new ne. 我正考虑换辆新车。(2) 意为“把……变成(换成)……”。 eg：He changed his dllars int francs. 他把美元换成了法郎。
2.用作名词，表示“变化”、“改变”，多用作可数名词，有时也可用作不可数名词。
一、根据句意及首字母或汉语提示完成单词
1.We need three s　　　　t slve the prblem.2.—What wuld yu like t drink？ —Give me a b　　　　f water， yu r　　　　what yu said？I didn't hear it clearly.4.（杭州）Dr. Naismith d　　　　 the men in his class int tw teams and taught them t play many t　　　　des this elephant weigh？
二、用所给词的适当形式填空
6. 【易错点】Recycling is better than 　　　　（thrw） things away because the things we thrw away may cause pllutin.7. I dn’t think yu shuld eat t many meat 　 . （prduct）. 8.There are t many cars in the city， s the air .　 　　　（pllute）is very heavy. 9. We shuld use things fr as　　　（lng） as pssible.