MyFavouriteSubjectMyFavouriteSubjectSectionAGrammarFocusUnit4Guessthesubject.1.Whatsubjectisit？2.Whatdoyouthinkofit?浮世三千，吾愛(ài)有三。日，月與卿。1.Weuse“________”togiveareason.2.Weuse“________”togiveanotheridea.3.Weuse“_______”togivetwodifferentideas.becauseandbutBecause,and,butareallconjunctions（連詞）.and的基本用法and的意思是“和““而且”，用來(lái)連接對(duì)等關(guān)系的詞與詞、短語(yǔ)與短語(yǔ)、句子與句子。E.g.Hestoodupandputonhishat.IwenttotheSummerPalace,andhewenttotheForbiddenCity.Guessthesubject.1.Whatsubjectisit？2.Whatdoyouthinkofit?我知道最短的詞是“I”我知道最甜蜜的詞是“Love”我永遠(yuǎn)都不會(huì)忘記的人是“you”Guessthesubject.1.Whatsubjectisit？2.Whatdoyouthinkofit?我們的心就是一個(gè)圓形，因?yàn)樗碾x心率永遠(yuǎn)是零。注意當(dāng)and連接兩個(gè)獨(dú)立句子時(shí)，通常要在and前加逗號(hào)。AShelovesreadingbooks,andheenjoyswatchingmovies.當(dāng)and連接三個(gè)或三個(gè)以上元素或短語(yǔ)時(shí)，需要在and前加上逗號(hào)。BIboughtapples,oranges,andbananas.but的基本用法but的意思是“但是，可是，而”，表示轉(zhuǎn)折關(guān)系。E.g.Lilylikestheerhu

butdoesn’tliketheviolin.Marylikestheviolin,butTomdoesn’t.Heisn’tateacherbutadoctor.在but連接的句子中，如果but后面某些成分與前面相同，則可以省略。Guessthesubject.1.Whatsubjectisit？2.Whatdoyouthinkofit?我有三道防線，但不能將你免疫。because的基本用法because的意思是“因?yàn)椤?，后面接句子。E.g.Shedidn’tgothere,becauseshewasill.BecauseIwastired,Iwenttobedearly.because后面接句子!!!GrammarReadthesentences.Completethestatementswithand,butorbecause.3aBiologyisdifficultbutimportant.Historyismyfavouritesubject,butmysisterdoesn'tlikeit.Weuse“______”tosayhowtwoideasaredifferent.butGrammarButisacoordinatingconjunctionusedtoconnectideasthatcontrast.Coordinatingconjunctionsconnectitemswhicharethesamegrammaticaltype.mainideacontrastThemealwasgoodIwanttoloseweightLaracookedroastbeefformeEdinburghisaninterestingplacebutexpensive.Ihatediets.Idon’teatmeat.ittakesalongtimetogetthere.2Read,listen,andrepeat.Noticehowthewordslinktogether.GrammarReadthesentences.Completethestatementswithand,butorbecause.3aIlikeChinesebecauseit’sfun.Hedoesn'tlikemathsbecauseit’sboringtohim.Weuse“__________”togiveareason.becauseGrammarBecauseisacoordinatingconjunctionusedtogiveareason.Whenweusebecause,wearefocusingonthereason:Shespokequietlybecauseshedidn’twantCatherinetohear.We’llcomeoveronSundaybecauseDavid’sgottoworkonSaturday.Weoftenputthebecause-clauseatthebeginningofasentence,especiallywhenwewanttogiveextrafocustothereason.Weuseacommaafterthebecause-clause:Becausebreathingissomethingwedoautomatically,werarelythinkaboutit.Imitation2c.Listentotheconversationagainandpayattentiontothewordsthatlinktogether.Binbin:What’syournextclass,Emma?Emma:History.It’smyfavoritesubject.Binbin:Whydoyoulikeit?Emma:It’sinterestingtolearnaboutthepast.Binbin:What’syourfavoritesubject,Meimei?Meimei:MyfavoritesubjectisEnglish.It’suseful,

andmyEnglishteacherisreallynice.Howaboutyou,Binbin?Binbin:Ilikeallthesubjects,butmyfavoriteismaths.Meimei:Why?Binbin:BecauseI’mgoodwithnumbers.Emma:Oh,it’sdifficultforme.Canyouhelpmewiththissubject?Binbin:Sure!Meimei:Hey,lookatthetime.Let’sgotoclass!Let’simitate[模仿]thesesentencesonebyone.GrammarFocusIhaveartandgeographytoday.Englishisimportant,andmyEnglishteacherisreallynice.Biologyisdifficultbutimportant.Historyismyfavouritesubject,butmysisterdoesn’tlikeit.IlikeChinesebecauseit’sfun.Hedoesn’tlikemathsbecauseit’sboringtohim.Readandtranslate翻譯.GrammarCompletethesentencewithand,but,orbecause.Iexerciseeveryday,________Iwanttoloseweight.Bobbyatedinner________wenttobedearlylastnight.Heissuccessful________heworkedhard.Johnisrich,______heisnotnice.Shelikestosing______dance.Ilikeapples,bananas,______strawberries.Iamsmall,________Iamverystrong.becausebecauseandandandbutbutCompletethetextwithand

orbut.GrammarIgetupathalfpasteightinthemorning.I’mhungry......thereisn’tanyfoodinthekitchen.Iwantmilk,cereals......orangejuice.Then,Igototheshop......whenIgetthereit’sstillclosed.Igobackhomeandintothekitchen.There’ssomegrapefruitjuiceandbrownbread.......Idon’tlikegrapefruitjuiceorbrownbread!Thisisnotagoodmorning,soIgobacktobeduntiltheshopopens.andbutbutButLet’spracticeCompletethesentenceswithANDorBUT.Jennycancook________herbrothercan’t.LittleHelenisveryyoung,________sheknowsalotofthings.John,workhard________you’llmakemuchprogress.Youmakelunch,________I’lltakecareofthebaby.Ilikecola,________Idon’tlikeapplejuice.butandandbutbutBrainstormsomeadjectivesexcitinghappyeasyimportantFillintheblanks.我今天上美術(shù)課和地理課。2.英語(yǔ)是重要的，而且我的英語(yǔ)老師人真的很好。Englishis_____________,andmyEnglishteacheris_____________.I______art_________________today.andgeographyhaveimportantreallynice3.生物是困難但是重要的。4.歷史是我最喜歡的科目，但是我的姐姐不喜歡它。Biologyis_______________

important.difficultbutHistoryismy____________________,butmysister_