Unit 13 Were trying to save the earth.docx

Unit 13 Were trying to save the earth.docx

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Unit13Weretryingtosavetheearth

Unit13　We'retryingtosavetheearth！

第1课时（SectionA1a－3b）

一、单词拼写。

请背诵词汇表，并默写单词。

名　词：

1.b________底部；最下部

2．f________渔民；钓鱼的人

3．c________煤；煤块

4．a________优点；有利条件

5．t________外卖食物

6．b________垃圾箱

7．s________鲨鱼

8．f________（鱼）鳍

9．c________链子；链条

10．e________生态系统

11．i________工业；行业

12．l________法律；法规

形容词：

1.u________丑陋的；难看的

2．w________木制的；木头的

3．c________残酷的；残忍的

4．h________有害的

5．s________科学上的；科学的

兼类词：

1.l________v．乱扔n．垃圾；废弃物

2．c________v．花费n．花费；价钱

3．p________adj.塑料的n．塑料；塑胶

二、短语翻译。

请浏览教材，找出以下短语，并背诵之。

1．playa________________在……中起作用；扮演角色；参与……

2．clean________打扫干净；整理好

3．cut________削减；砍倒；删节

4．makea________影响

5．lead________通向；导致

6．cut________切除；切断；中断

7．________thetop________在……顶部或顶端

8．thefood________食物链

三、完成句子。

请仔细阅读教材，补充完整下列句子。

1．...weshouldtakethebusorsubway________________driving.……我们应乘公交车或地铁而不是开车。

2．Ithinksimplethingslike________abagtogoshoppingcanhelp.我认为像带着袋子去购物这样的小事情可能有所帮助。

3．Thismethodis________________cruel,________________harmfultotheenvironment.这种方法不但残忍，而且对环境有害。

单项填空。

（　　）1.Ithinkwewillplay________Classonethisafternoon.

A．aboutB．in

C．toD．against

（　　）2.Yourbedroomistoodirty.Please________.

A．cleanitupB．cleanupit

C．setitupD．putitup

（　　）3.Theboystayedathomeallday________goingtoschoollastterm.

A．instead

B．insteadof

C．takeplaceof

D．taketheplaceof

完成句子，每空一词。

4．电在我们日常生活中起着重要作用。

Electricity________animportant________inourdailylife.

5．你的抽屉真是一片混乱，你介意清除一下吗？

Yourdrawerisreallyamess.Wouldyoumind________________________？

6．要是你忙的话，就改日再来吧。

Ifyouarebusy,youmaycomeanotherday________.　

7．我们必须减少水的用量。

Wemust________________________theamountofwaterweuse.

8．昨天晚上我们县城的电被切断了。

Electricitywas________________inourtownlastnight.

9．不仅是我而且他也想去看电影。

NotonlyI________________he________toseeafilm.

10．他不仅说得更准确，也更简单。

________________________hespeakmorecorrectly,buthespokemoreeasily.

一、根据句意及首字母或汉语提示完成单词。

1．Smokingish________toourhealth.

2．Thegirlisu________，buthersisterisbeautiful.

3．Myfatherlikeswearinghis________（木制的）shoes.

4．Weshouldbring________（塑料）bagsforshopping.

5．Hehadthe________（长处）ofagoodeducation.

二、用所给单词的适当形式填空。

1．Isawtwo________（fisherman）sellingfishesinthemarket.

2．Throwing________（litter）awayisn'tallowed.

3．Hehasmany________（advantage）．Weliketogetonwellwithhim.

4．Thebest________（method）toprotecttheenvironmentistoavoidkindsofpollution.

5．Thepriceoftheseorangesis________（low）thanthatofthoseapples.

三、单项填空。

（　　）1.Hewouldliketo________thenextCleanupDay.

A．playwithB．playto

C．playagainstD．playapartin

（　　）2.Wewillhelpto________thecity.

A．cleanoutB．cleanup

C．cleanonD．cleanedout

（　　）3.IwatchedTV________doingmyhomeworklastSunday.

A．insteadB．insteadof

C．butD．and

（　　）4.Thisblueshirt________him20dollars.

A．costB．spendC．takeD．pay

（　　）5.Weshouldstop________treesatwill（随意）．

A．cuttingoffB．cuttingdown

C．cuttingdownonD．cuttingup

（　　）6.Notonly________dancewell,buthesingsverywell.

A．hedoesB．doeshe

C．doesD．he

（　　）7.Ithinksimplethingslikebike________canhelptokeephealthy.

A．rideB．riding

C．torideD．rode

（　　）8.Hisworkreally________inthefactory.

A．makesadifferentB．makesdifference

C．makesdifferentD．makesadifference

（　　）9.Thenumberofthestudentsinourschool________inthelastfewyears.

A．hasfallenB．hadfallen

C．fellD．hasfell

（　　）10.Hecan________dance,becausehislegwasbadlyhurt.

A．nomoreB．nolonger

C．notmoreD．notlonger

四、配对阅读。

（　　）1.Everyday,inhomesallovertheworld,peopleleavelightsonwhennooneisintheroom.

（　　）2.Airconditionersareusuallysetattoolowtemperaturesinsummer.

（　　）3.Alotofwateriswastedbyusingtoomuch.

（　　）4.We'llhavelessandlessgastousebecausemorepeoplebuycars.

（　　）5.People,especiallychildren,watchTVfortoomanyhours.

A.TryourbesttomakefriendswiththecountriesintheMiddleEastandaskthemtogiveusmoregasinthefuture.

B．Weshouldwalktowork,rideabiketoschool,andtakeabushomemoreofteninsteadofdrivingcars.

C．Encouragepeopletodomoreoutdooractivitiesintheirfreetime.Getchildrentolearnmorefromreadingbooks.

D．Plantsmoretreesandgrassaroundourhouses.Askpeoplenottocutdownthetrees.Useyourhandkerchiefinsteadofusingpapernapkins.

E．Inroomswhereyouhaveanairconditioner,youcansaveelectricitybycleaningthefilter（滤波器）．Afilteruses30%moreenergywhenitisdirty.Also,settheairconditionerat26degrees.

F．Alwayskeepthesayinginmind“Turnofflightsbeforeleaving.”

G．Takeashowerinsteadofabath,forabathusestwiceasmuchaswater.Don'tflush（冲洗）thetoiletunnecessarily.