【课件】Unit+4+Section+A++Grammar+Focus++课件人教版七年级上册

GrammarFocusUnit4MyFavouriteSubject!学习目标2.能学会在一定语境中正确使用and,but,because。1.学习连词的基本含义，掌握连词and,but,because的用法。Lead-in观察下列句子IstudyEnglishandChinese.我学英语和汉语。Doesheworkatschoolorinthehospital?她在学校工作还是在医院工作？Igetupearly,butmybrothergetsuplate.我起床很早，但是我弟弟起的很晚。Shecouldonlynod,becausehermouthwasfull.她只能点点头，因为她口里塞满了东西。and,but,because连词连词(Conjunction)连词定义:用来连接词、短语或句子的词。新课讲授连词释义用法and和;还有表示并列、叠加关系or或者;还是表示选择关系but但是表示转折关系when当……时用来连接两个句子before/ago在……之前表示往前推算一段时间because因为……表示原因so所以;那么……表示结果if如果……表示条件假设3aIhaveartandgeographytoday.Englishisimportant,andmyEnglishteacherisreallynice.Biologyisdifficultbutimportant.Historyismyfavouritesubject,butmysisterdoesn'tlikeit.IlikeChinesebecauseit'sfun.

Hedoesn'tlikemathsbecauseit'sboringtohim.1.We

use“_________”togiveareason.2.Weuse

“_________”togiveanotheridea.3.Weuse“_________”togivetwodifferentideas.becauseandbutReadthesentences.Findoutwhentouseand,but,andbecause.Thencomplete

thestatementswithand,but,orbecause.教材原句Englishisimportant,andmyEnglishteacherisreallynice.英语很重要，并且我的英语老师很好。常见用法and意为“和;又”，为连词,表示顺承或并列的逻辑关系。JohnandTomareourgoodfriends.

约翰和汤姆是我们的好朋友。and拓展：(1)用作并列连词，可以连接并列的单词、短语或句子。Comehereandyoucanhaveagoodtime.

来这里，你会玩得开心。(2)(易错)在否定句中要把and变为or。Ilikeapplesandoranges.我喜欢苹果和橙子。Idon'tlikeapplesororanges.我不喜欢苹果和橙子。and教材原句Biologyisdifficultbutimportant.生物很难但很重要。Historyismyfavouritesubject,butmysisterdoesn’tlikeit.历史是我最喜欢的科目，但我的妹妹不喜欢历史。常见用法but是并列连词,连接两个分句、短语或单词,表示语义上的转折。Iamold,butyouareyoung.

我老了,但你还年轻。but拓展：and,but与or的用法区别and连接两个或几个并列的成分，表示并列或顺承，常用于肯定句中，意为“和;与”。and连接的并列成分作主语时，谓语动词用复数形式。but表示转折的逻辑关系或两种情况的对比，意为“但是;然而”。or生否定句中，连接并列成分用or不用and,意为“也不”;or表示选择关系时，常用于选择疑问句中，意为“或，还是”。Ourroomissmall,butit'sverytidy.

我们的房间小，但是很整洁。Hecanplaytheguitarandhecansing，too.他会弹吉他，也会唱歌。Areyoucomingornot?

你来还是不来?教材原句IlikeChinesebecauseit’sfun.我喜欢语文因为它有趣。Hedoesn'tlikemathsbecauseit’sboringtohim.他不喜欢数学因为数学对他来说很厌烦。常见用法表示因果关系，“因为”。Ididn'tgotoschoolbecauseIwasill.（我没去上学因为我生病了。）Hesucceededbecauseheworkedhard.（他成功了因为他努力工作。）注意：在一个句子中不能同时出现because和so。because3bMatchthetwopartstomakesentences.1.Ihaveabicycle,2.IliketolearnaboutIT3.Shelikestolistentomusic4.HeisgoodatEnglish,5.Myfavouritesubjectisgeography6.Idon’tlikedrawing,A.andheoftenhelpsmewithmyEnglish.B.becauseIliketravelling.C.butIlikemyartteacheralot.D.anddrawpictures.E.butIoftenwalktoschool.F.becauseit’sfuntolearntousecomputers.3cCompletethepassagewithand,butorbecause.IloveThursdayafternoons_______wehaveafunclassthen.It'sbiologyclass,_______it'sexciting!MissBakeristheteacher,_____

sheworkshardto

maketheclassinteresting.I'mnotgoodatscience,_______Iliketheclassvery

much.Welearnaboutdifferentplants_________animals.Sometimesit's

difficulttorememberalltheinformation,

________MissBakerhelpsme.

She'smyfavouriteteacher__________shemakeseveryoneintheclassfeelspecial.becauseandandbutandbutbecause1.listento听；倾听Listentotheteacher

carefully!

请认真听老师讲话!

Ialwayslistentomy

parents’advice.

我总是听我父母的建议。

Helistenstomusiceveryday.他每天听音乐。注意：listento后面需要接宾语,通常是名词或代词，示要听的对象。例如，不能说“Ilisten

music”,而应该说“Ilistentomusic”。listento与hear的区别hear表示"听到”的结果，而listento更强调“听”的动作。Languagepoints2.remember

v.记住；记起用法讲解：remembertodosth.记得要去做某事rememberdoingsth.记得做过某事Irememberthefirsttimewemet.我还记得我们第一次见面。Remembertolockthedoorwhenyouleave.离开时记得锁门。Remembertotakecareofyourself.记得照顾好自己。Iremembercallingheryesterday.我记得昨天给她打过电话。3.goodat擅长goodat前通常加系动词“be”,后面需要接名词或动名词(即动词的-ing形式),表示示所擅长的内容。Heisgoodatplayingbasketball.(他擅长打篮球。)Sheisnotgoodatdancing.(她不擅长跳舞。)4.as

prep.如同；作为conj.当……时；由于作连词，意为“当……时；由于”

AsIwaswalkingtoschool,itstartedtorain.当我走路去学校的时候，开始下雨了。Asyouwerenotthere,Ileftamessage.因为你不在那里，我留了言。作介词，意为“如同；作为”Astheclassmonitor,healwayshelpsotherclassmates.作为班长，他总是帮助其他同学。●Whichisyourfavouriteschoolday?●Whatsubjectsdoyouhavethatday?●Whatsubjectsonthatdaydoyoulikeandwhy?●Wholikesthesamesubjectsasyouandwhy?3dDoasurveyinclassusingthequestionsbelow.1．表示星期的词汇

2．描述学科特点的形容词．

MondayTuesdayWednesdayThursdayFridayeasy——difficultfree——busyfun——boringinteresting——boringcool/relaxing/useful●Whichisyourfavouriteschoolday?●Whatsubjectsdoyouhavethatday?●Whatsubjectsonthatdaydoyoulikeandwhy?●Wholikesthesamesubjectsasyouandwhy?Wednesday.IhaveChinese,Englishandgeography.Ilikegeographybecauseit'sinteresting.Johnlikesthesameasme.Becausehelikestraveling.连词释义用法and和;还有表示并列、叠加关系but但是表示转折关系because因为……表示原因课堂总结单项选择。当堂检测1.Leoismygoodfriend.Helikestennis____ping-pong.A.but

B.or

C.and

D.because2.Sheisveryheavy,____sheneverstopseating.A.so

B.but

C.and