Unit 2 Clean our classroom（复习课件）三年级英语下册同步高效课堂（译林版三起·2024）.pptx

Unit2Cleanourclassroom复习课件

contentsSoundsWordsandphrasesSentences0104030205PracticeTips

Sounds01

ListenandchantLookoutside--itsagoodday!Letscleanourdesksandgoouttoplay.Sweepthefloorandcleanthewindow.Putawayyourbooksandoffwego!

Readandchoose/k//g/cakegreatkeepthankbakegetguesskitegiftpiggirlkinggo

02Wordsandphrases

Words我们的ourblackboard黑板课桌，书桌deskclassroom教室椅子chair肮脏的dirty将....收好putawaysweep打扫，清扫clean洁净的；打扫地板floor保持keep关，关闭closelet让window窗户

Phrases放好书本putawaythebooks关窗户closethewindow一个脏的桌子adirtydesk擦黑板cleantheblackboard打扫我们的教室cleanourclassroom擦椅子cleanthechair扫地sweepthefloor看外面lookoutside又大又新bigandnew出去玩goouttoplay保持它干净整洁keepitclean制定一个清洁计划makeacleaningplan

Sentences03

Sentences我们的教室又大又新。Ourclassroomisbigandnew.让我们为了你我来保持它的干净和整洁。Letskeepitcleanforyouandme.--Letscleanourclassroom.--Goodidea.--Sweepthefloor,please.--OK./Allright.请清洁你的桌椅。Pleasecleanyourdeskandchair.看!那张桌子很脏!Look!Thatdeskisdirty!今天是个好天。Itsagoodday.让我们擦擦桌子然后出去玩。Letscleanourdesksandgoouttoplay.放好你们的书然后我们走!Putawayyourbooksandoffwego!--Icancleantheblackboard.--Metoo!让我们来扫地。Letssweepthefloor.我们的教室现在很干净。Ourclassroomiscleannow.

Tips04

知识点01：Let型祈使句let型祈使句表示提建议或者命令某人做某事。let让,后接代词宾格，如：me/us/him/her/them/...letme让我??letus让我们?lethim让他?lether让她letthem让他们Let’?sdosth.表示提建议句型“让我们做某事”回答：Allright./OK./Goodidea.否定形式:Let’?snotdosth.“让我们不做某事”Let’?scleantheclassroom.Let’?snotrunintheclassroom.meLet’snotrun

知识点02：表达某人会做某事的句型主语+can+动词原形+其他。情态动词can的用法：(1)can+动词原形。(2)否定形式cannot=cant。(否定句改写直接在can后面加not)(3)一般疑问句把can提到句首，肯定回答“Yes，主语+can”，否定回答“No,主语+cant”。例:Wecankeeptheroom?clean.否定句:Wecantkeeptheroomclean.一般疑问句:Canyoukeeptheroomclean? 肯否回答:Yes,wecan./No,?wecant.在括号中选择正确的答案并填空。1.?Icancleanthetable,butmybrother_________(can/can’t).2.?--Canyousweepthefloor????--_______(Yes/No),Ican.3.?--________(Can/Are)theykeeptheircl