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1、第21講九年級Units 13141advantage(n.) _(n.反義詞反義詞)缺點(diǎn)；不利條件缺點(diǎn)；不利條件2wood(n.) _(adj.)木制的；木頭的木制的；木頭的3harmful(adj.) _(v.&n.)危害；損害危害；損害4science(n.) _(adj.)科學(xué)上的；科學(xué)的科學(xué)上的；科學(xué)的5care(v.&n.) _(adj.)體貼人的體貼人的6congratulate(v.) _(n.)祝賀祝賀7manage(v.) _(n.)經(jīng)營者；經(jīng)理經(jīng)營者；經(jīng)理8thank(v.) _(adj.)感謝的；感激的感謝的；感激的9thirst(n.) _(adj.)口渴的；渴望的口

2、渴的；渴望的10litter(n.) _(同義詞同義詞)disadvantagewoodenharmscientificcaringcongratulationmanagerthankfulthirstyrubbish11transport(v.) _(n.)交通交通12inspirt(v.) _(n.)鼓舞鼓舞，靈感靈感13graduate(v.) _(n.)畢業(yè)畢業(yè)14create(v.) _(n.)創(chuàng)造創(chuàng)造 _(n.)創(chuàng)造創(chuàng)造 _(adj.)有創(chuàng)造性的有創(chuàng)造性的 _(n.)創(chuàng)造力創(chuàng)造力15overcome(v.) _(過去式過去式) _(過去分詞過去分詞)16harm(n.) _(adj

3、.)有害的有害的transportationinspirationgraduationcreationcreatorcreativecreativityovercameovercomeharmful17power(n.) _(adj)強(qiáng)大的強(qiáng)大的，有力的有力的18wealth(n.) _(adj.)富裕的富裕的19mean(v.) _(n.)意思意思，意義意義 _(adj.)有意義的有意義的 _(adj.)無意義的無意義的20responsible(adj) _(n.)責(zé)任責(zé)任，義務(wù)義務(wù)powerfulwealthymeaningmeaningfulmeaninglessresponsibil

4、ity1play a part _ doing sth.參與做某事參與做某事2make a _起作用；有影響起作用；有影響3be _ to對對有害有害4the food _食物鏈?zhǔn)澄镦?at the _ (of sth.)在在()頂部或頂端頂部或頂端6take _ in參加參加7_ off關(guān)掉關(guān)掉8_ for付費(fèi)；付出代價付費(fèi)；付出代價9take _采取行動采取行動10_ away扔掉；拋棄扔掉；拋棄indifferenceharmfulchaintoppartturnpayactionthrow11put sth.to _好好利用好好利用12pull. _拆下；摧毀拆下；摧毀13bring

5、_恢復(fù)；使想起；歸還恢復(fù)；使想起；歸還14in a _連續(xù)幾次地連續(xù)幾次地15look _ at回首回首(往事往事)；回憶；回顧；回憶；回顧16make a _弄得一團(tuán)糟弄得一團(tuán)糟(一塌糊涂一塌糊涂)17_ ones cool沉住氣；保持冷靜沉住氣；保持冷靜18_ by(時間時間)逝去；過去逝去；過去19_ in信任；信賴信任；信賴20_ of all首先首先good usedownbackrowbackmesskeepgobelievefirst21be _ for渴望；渴求渴望；渴求22be _ to sb.對某人心存感激對某人心存感激23ahead _在在前面前面24_ with連同；除

6、連同；除以外還以外還25be _ for對對有責(zé)任；負(fù)責(zé)任有責(zé)任；負(fù)責(zé)任26_出發(fā)；啟程出發(fā)；啟程27_ from分離；隔開分離；隔開thirstythankfulofalongresponsibleset outseparate1We _ to save the earth.我們正盡力拯救地球。我們正盡力拯救地球。2The river _ clean.河水過去很干凈。河水過去很干凈。3The air is badly _空氣被嚴(yán)重污染?？諝獗粐?yán)重污染。4Everyone in this town should _cleaning it up！這個城！這個城鎮(zhèn)上的每個人都應(yīng)該參與到清掃垃圾中來

7、！鎮(zhèn)上的每個人都應(yīng)該參與到清掃垃圾中來！5So together，our actions can _and _a better future！我們齊心協(xié)力就能改善環(huán)境！我們齊心協(xié)力就能改善環(huán)境，創(chuàng)造美好未來！創(chuàng)造美好未來！6She lives in a house in the UK that she _herself _ rubbish.她住在英國她住在英國，房子是她自己用廢棄物建造而成。房子是她自己用廢棄物建造而成。are trying used to be pollutedplay a part in make a difference lead to builtout of 7Who

8、told someone to _ from running？誰說在跑步時要休？誰說在跑步時要休息一下？息一下？8She helped you to _the answers yourself _ difficult they were.無論多難她都幫你讓你自己找出答案。無論多難她都幫你讓你自己找出答案。9_her，I put in more _and my exam scores doubled.因?yàn)樗驗(yàn)樗?，我更加努力從而使我的考試分?jǐn)?shù)翻了一倍。我更加努力從而使我的考試分?jǐn)?shù)翻了一倍。10Im trying _ my _我在盡力保持冷靜。我在盡力保持冷靜。11I am _going to s

9、enior high school.我正期待進(jìn)入高中我正期待進(jìn)入高中。12I cant believe _the time went by！真難以相信時光流逝！真難以相信時光流逝的如此快！的如此快！take a break work out no matter how Because of effortto keep coollooking forward to how fast 13You were all so _energy and _knowledge.你們都是你們都是如此地精力充沛如此地精力充沛，渴望知識?？释R。14Youve all _so much and Im so _yo

10、u.你們已經(jīng)你們已經(jīng)長大了長大了，我為你們感到極其的驕傲。我為你們感到極其的驕傲。15I hope youll remember the important people in your lives _ helped and _you.我希望你會記得在你生活中曾經(jīng)幫助和支持我希望你會記得在你生活中曾經(jīng)幫助和支持過你的重要的人。過你的重要的人。16As you _on your new journey，you shouldnt forget _ you _在你們新的旅行啟程之際在你們新的旅行啟程之際，不應(yīng)忘了你們不應(yīng)忘了你們來自何處。來自何處。 full of thirsty for grown

11、 up proud of whosupportedset out wherecame fromafford【典例在線】We couldnt afford a car years ago.幾年前我們買不起汽車。The poor parents cant afford to buy some new clothes.這對貧窮的父母買不起新衣服。【拓展精析】afford動詞，意為“買得起；承擔(dān)得起(后果)”，其后直接接名詞、代詞或動詞不定式作賓語，常和情態(tài)動詞can，could或be able to連用?！净顚W(xué)活用【活學(xué)活用】1)Some children cant afford _ _ neces

12、sary stationary.(2014，揚(yáng)州揚(yáng)州)Lets donate our pocket money to them.Abuy Bbuying Cto buy Dbe boughtCcost【典例在線】The book costs 20 yuan.這本書的價格是20元。The bike cost me 350 yuan.這輛自行車花了我350元錢。The total cost is $3000.總費(fèi)用是3000美元。【拓展精析】cost作動詞，意為“花費(fèi)”，其過去式和過去分詞都為cost。引導(dǎo)的句子中，主語通常是物，常用于結(jié)構(gòu)“物costs/cost人金錢”中。cost也可作名詞，意

13、為“花費(fèi)；價錢”?！净顚W(xué)活用【活學(xué)活用】2)The Tshirt looks nice on you！How much does it _？I just _ ten dollars for it.Atake；took Bcost；paidCcost；spent Dtake；costBadvantage【典例在線】There are other advantages of bike riding.騎自行車還有其他優(yōu)點(diǎn)。I have the advantage of swimming.我在游泳方面有優(yōu)勢。【拓展精析】【活學(xué)活用】3)學(xué)習(xí)怎樣利用機(jī)會是成功的鑰匙。_ how to _ chances

14、 is the key _4)對她有利的是，她的聲音非常甜美。_ her _，her voice is very sweet.Learningtake advantage of to successToadvantage responsible【典例在線【典例在線】Choose wisely and be responsible for your decisions and actions.明智地做選擇并對你的決定及行為負(fù)責(zé)。明智地做選擇并對你的決定及行為負(fù)責(zé)?！就卣咕觥就卣咕觥俊净顚W(xué)活用】【活學(xué)活用】5)父母應(yīng)該對孩子的安全負(fù)責(zé)。父母應(yīng)該對孩子的安全負(fù)責(zé)。Parents are _ th

15、eir childrens _6)他極力想逃脫為此次事故負(fù)責(zé)任。他極力想逃脫為此次事故負(fù)責(zé)任。He tried to avoid _ responsibility _the accident.responsible for safetytakingforThere are other advantages of bike riding.騎自行車還有其他的優(yōu)點(diǎn)。【典例在線】Whats that in your other hand？你另一只手里拿的是什么？The other students are all on the playground.其他的學(xué)生都在操場上。What else did y

16、ou do yesterday？昨天你還做了什么？Do you have anything else to say？你還有別的事情說嗎？Nothing else.沒別的事了?！就卣咕觥就卣咕觥縪ther和和else都可作形容詞都可作形容詞，表示表示“別的別的”，但用法完全不同。但用法完全不同。other修修飾名詞飾名詞，位于名詞之前；位于名詞之前；else修飾不定代詞修飾不定代詞(something，everything，anything，nothing，somebody，everybody，anybody，nobody等等)、疑問代詞疑問代詞(who，which，what等等)和疑問副詞

17、和疑問副詞(when，where等等)，位于位于這些詞之后。這些詞之后。【活學(xué)活用【活學(xué)活用】1)Is there _ _ to discuss?No，thats all，I guess.Aanything other Banything elseCother anything Delse anythingBWang Tao hopes to set up a “metal art” theme park to show people the importance of environmental protection.王濤希望建立一個“金屬藝術(shù)”主題公園向人們展示環(huán)境保護(hù)的重要性。【典例在線

18、】Were planning to set up a new company.我們正在籌劃組建一個新公司。They will set up the new machine this afternoon.今天下午他們將要安裝新機(jī)器。He set up a good example to all of us.他給我們大家樹立了一個好榜樣?！就卣咕觥縮et up為“動詞副詞”短語，意為“建立，創(chuàng)立；安裝；安排；樹立”等。【活學(xué)活用【活學(xué)活用】2)Eton College in England was _ _ in 1440 by King Henry to give free education

19、to poor students.Acleaned up Bset upCfixed up Dcheered upBAs you set out on your new journey，you shouldnt forget where you came from.在新的旅行啟程之際，不應(yīng)忘了你來自何處?！镜淅诰€】When we set out on this project，we know it could be difficult.我們開始著手這個項(xiàng)目時就知道它很難。After a threeday rest，the travelers set out again.這些旅行者休息三天后又

20、上路了。【拓展精析】set out on sth.意為“開始進(jìn)行新的或重要的事情”。set out固定短語，意為“出發(fā)”。out其它相關(guān)短語：run out被用盡；put out撲滅；give out分發(fā)，公布；hand out分發(fā)，派送；work out解決，算出；come out出版，出現(xiàn)；出來；結(jié)果是【活學(xué)活用】3)他明天一大早就動身去旅行。He will _ a journey early in the next morning.4)Another new fiction by Hanhan is being printed and it will soon _ _Acome out

21、Bset outCsee out Dwork outset out on A none，no one【典例在線【典例在線】Although youve all worked very hard over the last three years，none of you did it alone.雖然在過去的三年你們都努力學(xué)習(xí)雖然在過去的三年你們都努力學(xué)習(xí)，但你們并不是孤軍但你們并不是孤軍奮戰(zhàn)。奮戰(zhàn)。None of them are/is for the plan.他們當(dāng)中沒有一個人同意這項(xiàng)計(jì)劃。他們當(dāng)中沒有一個人同意這項(xiàng)計(jì)劃。How many books are there in the ba

22、g？書包里有多少書？書包里有多少書？None.一本也沒有。一本也沒有。I found no one/nobody in the house.我發(fā)現(xiàn)沒有人在家里。我發(fā)現(xiàn)沒有人在家里。Who is in the room？誰在房間里？誰在房間里？No one./Nobody.沒有人。沒有人?！就卣咕觥就卣咕觥縩one既可指人又可指物既可指人又可指物，意為意為“沒有任何人或物；一個也沒有沒有任何人或物；一個也沒有”，后后可與可與of短語連用。作主語時短語連用。作主語時，謂語動詞用單復(fù)數(shù)形式均可。常用來回答謂語動詞用單復(fù)數(shù)形式均可。常用來回答how many或或how much引導(dǎo)的問句。引導(dǎo)的問

23、句。no onenobody意為意為“沒有人沒有人”，常用于指人常用于指人，不能指物不能指物，不能與不能與of短短語連用語連用，作主語時作主語時，謂語動詞用單數(shù)形式。常用來回答謂語動詞用單數(shù)形式。常用來回答who引導(dǎo)的問句引導(dǎo)的問句。【活學(xué)活用【活學(xué)活用】1)I tried several jackets on，but _ _ of them looked good.Aboth Beither Cnone Dneither2)I knocked on the door，but _ _ answered.Anone Bno one Csomeone DanyoneCB one，that，it【典

24、例在線【典例在線】Do you have a pen？你有一支鋼筆嗎？你有一支鋼筆嗎？Yes，I have one.是的是的，我有一支。我有一支。He was the only one of the boys who was given a prize.他是這些孩子中他是這些孩子中唯一受到獎勵的。唯一受到獎勵的。That hat you bought is bigger than that I bought.你買的那頂帽子比我買你買的那頂帽子比我買的大。的大。I cant find my hat.I dont know where I put it.我找不到我的帽子。我不我找不到我的帽子。我不

25、知道把它放在哪兒了。知道把它放在哪兒了?！就卣咕觥就卣咕觥縪ne單獨(dú)使用時單獨(dú)使用時，表示泛指。指同類中的另一個事物表示泛指。指同類中的另一個事物，常常代替帶有不常常代替帶有不定冠詞定冠詞a/an的名詞。既可代替人的名詞。既可代替人，也可代替物也可代替物，但只能代替可數(shù)名詞但只能代替可數(shù)名詞，其復(fù)數(shù)形式為其復(fù)數(shù)形式為ones。若。若one前有定語修飾前有定語修飾，其前可帶冠詞。其前可帶冠詞。that可以代替可以代替“the單數(shù)名詞單數(shù)名詞”，用于特指。主要用于兩種東西對比用于特指。主要用于兩種東西對比，其復(fù)數(shù)形式為其復(fù)數(shù)形式為those。常用來代替物。常用來代替物，不能用來代替人。不能用來

26、代替人。it代替上文中提到的事物本身代替上文中提到的事物本身，表示特指。即可代替單數(shù)可數(shù)名詞表示特指。即可代替單數(shù)可數(shù)名詞，也也可代替不可數(shù)名詞?？纱娌豢蓴?shù)名詞。【活學(xué)活用【活學(xué)活用】3)I cant find my ticket.I think I must have lost _ _(2014，杭州杭州)Ait Bone Cthis Dthem4)Im a bit hungry，Auntie!Therere some cakes on the table.You may take _ _.(2014，寧波寧波)Ait Bone Cthat DthisA B separate.from，d

27、ivide.into【典例在線【典例在線】He separated the big eggs from the small ones.他把大雞蛋和小雞蛋分開。他把大雞蛋和小雞蛋分開。A year is divided into four seasons.【拓展精析【拓展精析】separate.from.表示把原來連在一起或接近的部分分隔開來。表示把原來連在一起或接近的部分分隔開來。divide.into.表示把某個整體分割為若干部分。表示把某個整體分割為若干部分?！净顚W(xué)活用【活學(xué)活用】5)Tim and Jim are fighting.Lets go and _ _ them and mak

28、e them calm down.AdivideBmixCseparateDdisturb6)The cake was _ _ into four pieces，so each of the four children could have one piece.Aseparated BdividedCtaken Dput7)We had to _ _ Philip _ John because they were talking all the time.Atranslate；into Bdivide；intoCshare；with Dseparate；fromCBD8)考試分兩個部分?？荚嚪?/p>

29、兩個部分。The exam is _ two parts.9)他們把病人跟其他人分開。他們把病人跟其他人分開。They _the patients _ the other people.divided into separatedfrom remember doing sth.，remember to do sth.【典例在線【典例在線】You must remmber to lock the door when you leave the office.你離開辦你離開辦公室時一定記住鎖門。公室時一定記住鎖門。Do you remember telling me about that?你記得跟

30、我說過這件事嗎？你記得跟我說過這件事嗎？【拓展精析【拓展精析】remember to do sth.表示表示“記得要做某事記得要做某事”，動詞不定式表示的動作未動詞不定式表示的動作未發(fā)生。發(fā)生。remember doing sth.表示表示“記得做過某事記得做過某事”，分詞表示的動作已經(jīng)發(fā)生分詞表示的動作已經(jīng)發(fā)生過。過。和和 remember 用法相同的詞還有：用法相同的詞還有：forget，regret 等。等?！净顚W(xué)活用【活學(xué)活用】10)Please remember _ _ my best for your parents.Thank you，I will.Agive Bgives Ct

31、o give Dgiving11)Do you still remember _ _ me somewhere in Shanghai?Yes，of course.Two years ago.Ato see BseeCseeing DsawCC join，join in，attend，take part in【典例在線【典例在線】Tom joined the army four years ago.湯姆四年前參軍了。湯姆四年前參軍了。Will you take part in the English evening?和我們一起參加英語晚會嗎？和我們一起參加英語晚會嗎？Several presi

32、dents attended the meeting.好幾位總統(tǒng)出席了會議。好幾位總統(tǒng)出席了會議。Can I join in the game？我可以參加這個游戲嗎？我可以參加這個游戲嗎？【拓展精析【拓展精析】【活學(xué)活用【活學(xué)活用】用用join，join in，attend，take part in的正確形式填空。的正確形式填空。12)My wish is to _ the Party after graduation.13)Why didnt you _ in the talk last night?14)Well _social activities during the summer v

33、acation.15)Ill _the concert with my uncle this evening.joinjointake part in attend一、根據(jù)句意及漢語提示完成單詞。一、根據(jù)句意及漢語提示完成單詞。1I cant stand people who are _ (殘酷的殘酷的) to animals.2We can use the cloth bags instead of the _(塑料的塑料的) bags to protect the environment.3She has the _(有利條件有利條件) of a good education.4She _

34、(戰(zhàn)勝戰(zhàn)勝) injury to win the Olympic gold medal.5Last week I did a _(調(diào)查調(diào)查) about how the students go to school.6My brother has a masters _(學(xué)位學(xué)位) from Harvard.7His father is a _(經(jīng)理經(jīng)理) of the company.8Our guide walked _(在前面在前面) with a little flag in hand.cruelplasticadvantageovercamesurveydegreemanagerahe

35、ad9He is a very _(關(guān)心他人的關(guān)心他人的) person.We all love him.10I was so _(感激的感激的) for his support.caringthankful二、根據(jù)句意二、根據(jù)句意，用括號中所給單詞的適當(dāng)形式填空。用括號中所給單詞的適當(dāng)形式填空。11My grandfather lives in a _ (wood) house.12Their house is very similar to our house，but _(we) is bigger.13Fruit juice can be _ (harm) to childrens te

36、eth.14Most students in our class like to take part in _ (science) research.15If we dont do something _(stop) the sale of shark fins，sharks may disappear one day.woodenoursharmful scientificto stop 三、單項(xiàng)選擇。三、單項(xiàng)選擇。16Why dont you buy an iPad?Its too expensive.I cant _ _ it.Aafford Bsell Cborrow Dkeep17W

37、hat did Mr.Green say to his son?He told him _ _(2014，安順安順)Adidnt smoke Bdont smokeCnot to smoke Dnot smoke18How many students are there in the classroom?_ _They are all in the lab.ASome BNone CAll DNobodyACB19Hurry，Mike！The bus is coming.Wait a moment，please！Let me see if theres _ _ left.Aanything e

38、lse Bimportant somethingCnothing else Dany other things20This book on idioms is interesting.Id like _ _，where did you buy it，Simon?In the Amazon Bookstore.(2014，連云港連云港)Ait Bthis Cthat DoneAD四、根據(jù)漢語意思完成下列句子。四、根據(jù)漢語意思完成下列句子。21做完飯后做完飯后，你別忘了關(guān)掉煤氣。你別忘了關(guān)掉煤氣。Dont forget to _the gas after you finish cooking.22

39、不要扔掉你的舊書不要扔掉你的舊書，給我吧！給我吧！Dont _ your old books. Give them to me!23我們應(yīng)該采取措施去保護(hù)野生動物。我們應(yīng)該采取措施去保護(hù)野生動物。We should _ to protect the wild animals.24我們不能只回顧過去我們不能只回顧過去，我們應(yīng)當(dāng)展望未來。我們應(yīng)當(dāng)展望未來。We cant only _the past，we should look to the future.25我認(rèn)為父母應(yīng)該對子女的行為負(fù)責(zé)任。我認(rèn)為父母應(yīng)該對子女的行為負(fù)責(zé)任。I think parents should _ their chil

40、drens behavior. turn off throw away take actions look back at be responsible for 寫作典例之環(huán)境保護(hù)(一)(2014，賀州)當(dāng)前我國政府倡導(dǎo)節(jié)約，抵制浪費(fèi)。作為中學(xué)生我們應(yīng)如何做到節(jié)糧、節(jié)水、節(jié)電呢？請根據(jù)以下要求寫一篇題為“How To Save”的短文。提示：1.節(jié)約用水、用電、用紙；2去超市自備購物袋；3不要浪費(fèi)食物，亂倒剩飯剩菜；4步行或騎自行車去上學(xué)。提示詞：tap(水龍頭)，uneaten food(剩余飯菜)，electricity(電)要求：1.80詞左右；開頭和結(jié)尾已給出，不計(jì)入總詞數(shù)；2文中不要

41、出現(xiàn)作者本人的真實(shí)校名和姓名；3請不要逐句翻譯，可適當(dāng)發(fā)揮。【范文欣賞【范文欣賞】How To SaveOur_government_is_aiming_to_build_an_“economized_society”_(節(jié)約節(jié)約型社會型社會)It is our duty to work hard to achieve this goal.As students，we should do something to help.First，wed better save more water，paper and electricity.For example，turn off the lights

42、 when we leave the classroom，and remember to turn off the tap after washing our hands.Next，we should take our own bags in shopping instead of using plastic bags from supermarkets.Then dont waste food.Wed better eat up all the food when we have meals.And dont throw uneaten food everywhere.Finally，wed

43、 better go to school on foot or ride a bike instead of taking a car.In_a_word，I_think_one_thing_we_should_keep_in_mind_is_that_no_matter_what_a_small_effort_we_make，it_does_make_a_difference. (二二)(2014，黔西南黔西南)有一種節(jié)約叫光盤有一種節(jié)約叫光盤，有一種公益叫光盤！所謂光盤有一種公益叫光盤！所謂光盤，就是吃光你盤子就是吃光你盤子中的食物中的食物，拒絕浪費(fèi)拒絕浪費(fèi)，珍惜糧食！針對這項(xiàng)行動珍惜糧食

44、！針對這項(xiàng)行動，并根據(jù)以下提示并根據(jù)以下提示，請你以請你以“No Wasting on Food”為題寫一篇短文為題寫一篇短文，號召大家參與這項(xiàng)活號召大家參與這項(xiàng)活動。動。要點(diǎn)提示：要點(diǎn)提示：Reason：1a waste of food，money2pollute the environmentSuggestion：1eat up all your food/clear your plate2leftovers (剩飯菜剩飯菜).3order less or smaller dishes注意：注意：1.短文必須包括所有內(nèi)容要點(diǎn)短文必須包括所有內(nèi)容要點(diǎn)，可適當(dāng)發(fā)揮；可適當(dāng)發(fā)揮；2語句流暢語句流

45、暢，書寫規(guī)范；書寫規(guī)范；3詞數(shù)：詞數(shù)：80100詞；詞；4文中不能出現(xiàn)真實(shí)人名、地名等信息；文中不能出現(xiàn)真實(shí)人名、地名等信息；5開頭已給出開頭已給出，不計(jì)入總詞數(shù)。不計(jì)入總詞數(shù)。 【范文欣賞】No Wasting on FoodRecently，many_restaurants_in_our_country_have_joined_the_“Clearing_Your_Plate”_campaign_(活動)_against_wasting_food_by_offering_smaller_dishes.Many people around us also pay more attention

46、 to saving food in their daily life.A number of people have realized the importance of saving food.I believe it is meaningful/necessary/important for us to take an active part in this activity.It is a waste of food and money if we order too much food but eat too little.And its not easy for farmers t

47、o produce the food for us.There are still too many poor people in the poor areas in China，they dont haveenough food to eat.Meanwhile，the environment will be polluted by the wasted food.Also，eating too much is bad for our health.We should take action to support the campaign.What should we do in our daily life to waste less food？First，we should eat up all the food in our dishes and plates.Second，we may order less or smaller dishes in the restaurant.Third，we can take the leftovers home and enjoy them later.In a word，I think it is our duty to refuse the waste of food.