广州七年级英语下 U Reading含语法点及习题

广州七年级英语下UReading含语法点及习题第1页/共31页第2页/共31页Energy,electricityandbatteriesEnergyEnergyistheabilitytodosomekindofwork.Thatcanmakethingsmove,heatthingsup,ormakelightorsound.能量是做功的能力，它可以使物体运动、升温或者发出光和声音。第3页/共31页ElectricityElectricityisatypeofenergy.Weuseittopowerthingslikelights,heaters,TVs,andcomputers.Somebusesandtrainsworkonelectricity,too.电是一种能量。电灯、暖风、电视和电脑等电器依靠电来工作。有的汽车和火车也是依靠电来驱动的。第4页/共31页Electricalapplianceshavemetalwiresinsidethem.Electricityworksbyflowinginacurrent,alongthewires.Theelectricalenergyflowingthroughthingsmakesthemwork.用电器的内部都有金属导线。电以电流的形式沿导线流动，由此形成的电能流经用电器，使其工作。第5页/共31页

BatteryAbatterycontainsastoreofchemicals.Itturnsenergyfromthechemicalsintoelectricalenergy.Whenthechemicalenergyisusedup,thebatteryrunsoutofelectricalenergy.Itstopsworking.

电池内含有多种化学物质。它能把化学物质中的能量转化成电能。当化学能耗尽后，电池也就没有了电能，电池就不能用了。第6页/共31页READINGBeforeyouread

Doyouknowhowelectricitycomestoourhomes?powerstationmakeelectricitycablewirelightbulb第7页/共31页Let’sdiscuss!Whatdoestheword“energy”mean?Wheredoestheboy’senergycomefrom?Wheredoestherobot’senergycomefrom?I’marobot.Myenergycomesfromelectricity.I’maboy.Myenergycomesfromfood.powerandabilitytodoalotofworkoractivities◆Canyoutellmewhatthetopicwillbeaboutofthisunit?---electricity第8页/共31页READINGA.Whatdoyouknow...?Therearethreewaysofproducingelectricity.Writethecorrectwordsintheblanks.solarpowerwaterpowerwindpowerwindpowerwaterpowersolarpower第9页/共31页Lookatthephotosandthetitle,andanswerthesequestions.

Whatdidthegirlbuy?Whatdoyouthinkthestorymaybeabout?Whereelectricitycomesfrom.Whatelectricityislike.Whatweuseelectricityfor.Howwecanuseelectricitysafely.B.BeforeyoureadSomebatteriesabc第10页/共31页Circlethecorrectanswerstocompletethesentences.Ifyoureplytoaquestion,you____it.askB.answerAfoolishpersonusuallydoes_____things.harmfulB.sillyWhenmycomputerisconnectedtotheInternet,theInternet___mycomputerandtheothercomputersintheworldtogether.joinsB.carriesABB第11页/共31页4.Ifyouasksomeonetowaitforamoment,youwillcomebackin____.A.alongtimeB.ashorttime5.Batteriesprovidetoycarswith_____.A.electricityB.heatBA第12页/共31页C2.Completethepassagebelowwithwordsandphrasesfromthebox.

anyoneconnectedtoinawaypowerstationwiresElectricityislikewater,(1)______________.Itflowsfromthe(2)__________toourhomes.Thelight,TVsandcomputersinourhomesare(3)__________________thepowerstationthrough(4)_____________.Electricityisveryimportanttous.Weneeditathome,atworkandinschool.Could(5)__________liveinaworldwithoutelectricity?inawaypowerstationconnectedtowiresanyone第13页/共31页StrategyPowerstationisacompoundnoun.Wemayguessthemeaningofacompoundnounbylookingatthetwonouns.Seemoreexamplesbelow:bath+room=bathroomliving+room=livingroom

第14页/共31页FindthesesentencesinthestoryonP73.Writethenameofthepersonorthingthatpronouninitalics（斜体）refersto.

1.I’mgoingtobuysomesweets.(lines1-2)2.Canyougetmeapacketofelectricity,please?(lines4-5)3.She’lllookfoolish.(lines8)4.It’slikewater,inaway.(lines11-12)5.Theyareconnectedtoapowerstation.(lines16)DaisyElectricityD1Benny.DaisyCables第15页/共31页D2HowdoeselectricitygettoBenny’sflat?Choosethecorrectwordsintheboxtolabelthediagram(图解)below.wirecablepowerstationcablepowerstationwire第16页/共31页D3DiscussionWholooksfoolishintheend?第17页/共31页

Findouttheusefulphrasesandexpressions.

一盒……成盒装的流经，流过在某种程度上与……相连接片刻之后看起来傻乎乎的apacketof…inpacketsflowthroughinawaybeconnectedto…amomentlaterlookfoolish第18页/共31页LanguagePointssweetadj.

糖果c.n→sweets

甜品u.n

e.g.这些糖果给你。

Therearesomesweetsforyou.e.g.冰淇淋是我最喜欢的甜品。

Icecreamismyfavouritesweet.第19页/共31页Canyougetmeapacketofelectricity?can

情态动词,表示“请求,允许,可以”e.g.CanIhandinthehomeworktomorrow?get

v.得到getsbsth=getsthforsb为某人取某物e.g.Canyougetmethebook?=Canyouget__________________?e.g.CanIgetyouadrink?=___________________________?帮助实义动词表明立场，态度thebookformeCanIgetadrinkforyou?LanguagePoints第20页/共31页选词填空：get/take/bring①Pleasebringyourhomeworkhere.Wewillchecktheanswerstogether.②Canyougetmeacupofcoffee?③Thisisyourbrother’sletter.Takeittohim.get去取来take拿走bring拿来LanguagePoints_________________第21页/共31页apacketof一盒……

+c.n(pl.)/u.ne.g.apacketofeggsapacketofmilkinpackets盒装的in+c.n/u.ne.g.inpeace和平intens以十为计,十进制inpieces破碎地insurprise惊奇地LanguagePoints第22页/共31页She’lllookfoolish.她看上去会很傻。解析：look在此意为“看起来好像；显得”，后接形容词。如：Yourdaughterlooksverybeautiful.你女儿看起来挺漂亮的。与look用法相同的连系动词还有：sound“听起来”，smell“闻起来”，taste“尝起来”和feel“摸起来；感觉”。LanguagePoints第23页/共31页Youmustn’tsaythat.must情态动词，必须，一定mustn’t=mustnot不允许，不准e.g.你不准在这里吸烟。Youmustn’tsmokehere.LanguagePoints第24页/共31页likev.&prep.v.喜欢

e.g.我喜欢这本书。Ilikethisbook.prep.

像belike=looklikee.g.他看起来像他的爸爸。Helookslikehisfather.inaway

在某种程度/意义上It’slikewater,inaway.LanguagePoints第25页/共31页Thesewiresareconnectedtocablesunderthestreet.beconnectedto…与……连接e.g.电缆与发电厂相连。Thecablesareconnectedtothepowerstation.e.g.这根电线和电视机相连。Thiswireisconnectedtothetelevision.LanguagePoints第26页/共31页Exercises1.在某种程度上，电像水一样流动。

____________，electricity_____likewater.2.你能帮我买一盒果汁吗？Canyou_____me____

________juice?3.Youcan’tbuyelectricity__________.(盒装的)Inawayflowsget/buyapacketofinpackets第27页/共31页Exercises4.Electricity_________(进入)ourflatthroughthinwires,andthesewires___________(连接)cablesunderthestreets.5.____________(片刻之后）,esintoareconnectedtoAm