Unit 2 Clean our classroom（復(fù)習課件）三年級英語下冊同步高效課堂（譯林版三起·2024）

Unit2Cleanourclassroom復(fù)習課件contentsSoundsWordsandphrasesSentences0104030205PracticeTipsSounds

01Listenandchant

Lookoutside--it'sagoodday!Let'scleanourdesksandgoouttoplay.Sweepthefloorandcleanthewindow.Putawayyourbooksandoffwego!Readandchoose/k//g/cakegreatkeepthankbakegetguesskitegiftpiggirlkinggo02Wordsandphrases

Words我們的ourblackboard黑板課桌，書桌deskclassroom教室椅子chair骯臟的dirty將....收好putawaysweep打掃，清掃clean潔凈的；打掃地板floor保持keep關(guān)，關(guān)閉closelet讓window窗戶Phrases放好書本putawaythebooks關(guān)窗戶closethewindow一個臟的桌子adirtydesk擦黑板cleantheblackboard打掃我們的教室cleanourclassroom擦椅子cleanthechair掃地sweepthefloor看外面lookoutside又大又新bigandnew出去玩goouttoplay保持它干凈整潔keepitclean制定一個清潔計劃makeacleaningplanSentences

03

Sentences我們的教室又大又新。Ourclassroomisbigandnew.讓我們?yōu)榱四阄襾肀３炙母蓛艉驼麧?。Let'skeepitcleanforyouandme.--Let'scleanourclassroom.--Goodidea.--Sweepthefloor,please.--OK./Allright.請清潔你的桌椅。Pleasecleanyourdeskandchair.看!那張桌子很臟!Look!Thatdeskisdirty!今天是個好天。It'sagoodday.讓我們擦擦桌子然后出去玩。Let'scleanourdesksandgoouttoplay.放好你們的書然后我們走!Putawayyourbooksandoffwego!--Icancleantheblackboard.--Metoo!讓我們來掃地。Let'ssweepthefloor.我們的教室現(xiàn)在很干凈。Ourclassroomiscleannow.Tips

04知識點01：Let型祈使句let型祈使句表示提建議或者命令某人做某事。let讓,后接代詞賓格，如：me/us/him/her/them/...letme讓我

letus讓我們

lethim讓他

lether讓她letthem讓他們Let’

sdosth.表示提建議句型“讓我們做某事”回答：Allright./OK./Goodidea.否定形式:Let’

snotdosth.“讓我們不做某事”Let’

scleantheclassroom.Let’

snotrunintheclassroom.meLet’snotrun知識點02：表達某人會做某事的句型主語+can+動詞原形+其他。情態(tài)動詞can的用法：(1)can+動詞原形。(2)否定形式cannot=can't。(否定句改寫直接在can后面加not)(3)一般疑問句把can提到句首，肯定回答“Yes，主語+can”，否定回答“No,主語+can't”。例:Wecankeeptheroom

clean.否定句:Wecan'tkeeptheroomclean.一般疑問句:Canyoukeeptheroomclean? 肯否回答:Yes,wecan./No,

wecan't.在括號中選擇正確的答案并填空。1.

Icancleanthetable,butmybrother_________(can/can’t).2.

--Canyousweepthefloor?

--_______(Yes/No),Ican.3.

--________(Can/Are)theykeeptheirclassroomclean?

--Yes,theycan.4.

--Canyourbrothercleanhisroom?

--No,he_______.can’tYesCancan’t知識點03：人稱代詞

主格形容詞性物主代詞第一人稱

單數(shù)I

我my

我的復(fù)數(shù)we

我們our

我們的第二人稱

單數(shù)you

你your

你的復(fù)數(shù)you

你們your

你們的第三人稱

單數(shù)

he

他his

他的she

她her

她的it

它its

它的復(fù)數(shù)they

他們their

他們的(1)主格作主語，一般放在句首。例:Wecancleanourclassroom.我們可以打掃我們的教室。(2)賓格放在be動詞或介詞后面。例:Thisisme.這是我。 Thattoypandaisforyou.那個玩具熊貓是給你的。(3)形容詞性物主代詞:翻譯帶“的”，表示“屬于某人”。例:Icancleanmydeskandchair.我會打掃我的桌椅。

Ourhome

iscleannow.

我們的家現(xiàn)在是干凈的。在括號中選擇正確的答案并填空1.Isthat________(you/your)desk?2.HeisMyuncle._______(He’s/His)nameisMike.用所給詞的適當形式填空3.Let________(I)cleantheblackboard.4.Thisclassroomisbigandclean.Welike________(we/our)classroom.

yourHismeourPractice

05Haveatry

ABECDA.

Wecancleanourhometogether.B.

Pleaseputawaythebooks,YangLing.C.Shecancleantheblackboard.D.

It’shot.Openthewindow,please.E.Icansweepthefloor.HaveatryBCAED二、請讀一讀對話，選擇正確的選項補全對話。Sam:

1._______classroomisdirty.Bobby:

Yes.Let2._______cleanit.Sam:

Ican3._______thefloor.Bobby:Icancleanthedesksand4.________.Sam:

Great.Weshould5._______ourclassroomclean.Bobby:

OK.HaveatryAABAB三、單項選擇。(

)1.Thatdeskis_______.Pleasecleanit.A.dirty

B.good

C.clean(

)2._______cleanourclassroom

withMissLi.A.Let's

B.let's

C.please(

)3.Look,thatdesk

________verydirty.A.are

B.is

C.am(

)4.Thefloorisnotclean.Let's

_______it!A.sweep

B.draw

C.guess(

)5.--Pleasecleanyourdeskand

chair.

--________A.Guessagain.

B.OK.

C.Goodjob!HaveatryAACBB四、根據(jù)所給情景，選擇正確的英文表達。(

)1.當你想問說這個書桌很臟，你可以說:A.Thisdeskisdirty.

B.Thatdeskisdirty.

C.Thisdeskisclean.

(

)2.打掃教室時，你想掃地，你可以說：A.Icansweepthefloor.B.Icancleantheblackboard.C.Icanputawaybooks.(

)3.你想邀請別人一起打掃衛(wèi)生，你會說：A.Icanclean.

B.Iamclean.

C.Let’sclean.

(

)4.當你想請別人關(guān)門，你可以說：A.

Openthedoor,please.

B.

Closethedoor,please.

C.

Closethewindow,please.(

)5.別人要求你把書本收拾好，你可以說：A.

Goodidea!

B.OK.

C.That’sright.HaveatryBCAE五、給下列句子排序，組成一段通順的對話。A.

Icancleantheblackboard.B.Let’scleanittogether.C.Icansweepthefloor.Whataboutyou?D.Ourclassroomisdirty.E.It’scleannow.__D__________________________________A(

)1.Isthisyourdesk?(

)2.Pleasekeepitclean.(

)3.Canyousweepthefloor?(

)4.Don’teatinthelibrary.(

)5.Icancleanthetable.HaveatryDABCE六、在B欄中選出與A欄相對應(yīng)的答句。BA.

Allright.B.

Yes,Ican.C.

OK.D.

No,itisn’t.E.

Great!七、閱讀短文,判斷句子正(T)誤(F)Herearesomeways（方式）tokeepourclassroomclean.·Pickuprubbish(垃圾).·Cleandesks.Putourbooksandpencilsaway.·Cleanblackboardsafterclass.·Cleanwithourclassmates.Wecankeepitcleanandstudyhard(努力學習)here