Unit1MyclassroomIntroduceWhat’sintheclassroom?WordsLet’sLet’s=Letus表示“建议、请求别人和自己一起做某事。”eg:Let’sgoandsee!让我们去看看吧!Let’scleanthewindow.让我们一起擦玻璃。小练习:____cleantheclassroom.A.let’sB.Let’sC.Let首先根据句意“表示要一起打扫教室”,然后在根据英语句子开头字母大写的要求。BWordsreally/riəli/副词.,“真,真正;实在,果真;实际上;”eg:A:Icollectstamps.我收集邮票。B:Really?真的吗?小练习:---Ihaveanewschoolbag.---_____?MayIhavealook?---Sure,hereyouare.A.OKB.ReallyC.YesBWordslook/lʊk/作不及物动词意为“看,瞧;看起来好像”作名词意为“看;(尤指吸引人的)相貌;眼神;样子;”eg:Lookhere.看这儿。Thedresslooksreallygood.这条裙子看起来真不错。小练习:改错。Looktheblackboard.()ABC选项A出现错误,改正:Lookat.根据“look强调的过程,(盯着什么东西)看,后面要跟介词at,表示看什么东西”AExpressionsCleantheblackboard.擦黑板。clean(1)作形容词意为“清洁的;整齐的;新的;正派的”(2)作及物动词或不及物动词意为“(使)清洁;使······干净”(3)作不及物动词意为“清扫”;作副词“完全地,彻底地”小练习:Let’s____thedesksandchairs.A.cleanB.sweep根据题意理解填词。AExpand祈使句的常见用法几种形式:1.肯定祈使句(谓语动词用动词原形)。2.否定祈使句(在谓语动词前加Donot/Don't/Never)。3.Let开头的祈使句(Let's/Letsb+动词原形)。4.“No+名词或动名词”也可以构成祈使句。用于“指示标牌、布告”等,意为“禁止、不许”。Expand5.无动词祈使句。有些用于口号、告示的祈使句不用动词,使语言更加简洁明了。6.祈使句后可加简略问句,不表示反义而是表示语气。7.祈使句也可用于表示祝愿。SummaryWords:Let’s;really;lookSentences:cleanExercise选出下列单词中不同类的一项。()1.A.openB.closeC.picture()2.A.underB.onC.light()3.A.reallyB.crayonC.pencil()4.A.cleanB.fanC.TV()5.A.computerB.doorC.studentCCAACExerciseClassOne,GradeFourItisTuesdaytoday.Boysandgirlsareallatschool.Theyusuallycometoschoolbybus.Theirteacherisatschool,too.Theteacher’snameisGuYan.Sheisyoung.Sheusuallycomestoschoolonfoot.LookattheclassroomofClassOne,GradeFour.Inthisroom,youcanseeaboyandagirl.Theboyiseleven.HisnameisJack.ThegirlisEmma.Sheistwelve.JohnisJack’sfriend.HeisanAmericanboy.Exercise()1.Boysandgirlsareallathometoday.()2.Theboysandgirlsgotoschoolbybus.()3.MissGuisnotold.()4.MissGuusuallygoestoschoolbybike.()5.JohnisanAmericanboy.FTTFTHomeworkWriteapassageaboutyourclassroominnolessthan30words.