Unit6KeepourcitycleanGrammartime

Learningtargets1.大家能熟練地運(yùn)用詞匯“clean,dirty,messy”

和句型“Whatmade...dirty/...?...made...dirty!...”進(jìn)行對(duì)話交流談?wù)摮鞘泻蛯W(xué)校的環(huán)

境問(wèn)題。2.在關(guān)注環(huán)境問(wèn)題的基礎(chǔ)上，通過(guò)談?wù)摗癢hatcanwedotokeep...clean?”.

能夠用“Wecan…”提出合理的建議和

想法。Let’sreviewMakesentencesSmokefromcarsmakestheairdirty.smokeairdirtyLet’sreviewMakesentencesBlacksmokefromfactoriesmakestheairdirty.blacksmokeairdirtyLet’sreviewMakesentencesRubbishmakesthestreetsmessyanddirty.rubbishstreetsmessy&dirtyLet’sreviewMakesentencesTheriverisdirty.Thefisharedead.riverfishdeadLet’stalk1.Theairisdirty.The(black)smokefrom...Take.../Move...awayfrom...Plant...Let’stalk2.Thestreetsare...and...Rubbishmakes...Putrubbish...3.Lookatthispicture.Theriveris...Thefishare…Becausethere’s...Wecan…Let’sreviewWhatmadetheairdirty?Smokemadetheairdirty.Whatmadethestreetsmessyanddirty?Rubbishmadethestreetsmessyanddirty.Whatmadetheairdirty？thestreetsmessyanddirtyGrammartimemake實(shí)義動(dòng)詞：做，制作：makeasnowman系動(dòng)詞：使……變得：makemehappy.made是make的一般過(guò)去式。What是特殊疑問(wèn)詞，引導(dǎo)一般過(guò)去時(shí)的特殊疑問(wèn)句。Smokemadetheairdirty.thestreetsmessyanddirtyRubbishGrammartimesmoke和rubbish是不可數(shù)名詞表示“使……成為”或“使……變得”；“名詞”是“make”的賓語(yǔ)，表示被改變或影響的對(duì)象；而“形容詞”則用來(lái)描述這個(gè)名詞所達(dá)到的狀態(tài)或特征。名詞make+名詞+形容詞形容詞Let’stalkWhatcanwedotokeepourcityclean?Wecan...GrammartimeWhatcanwedotokeepourcityclean?詢問(wèn)為達(dá)到某種目的我們能做什么？問(wèn)句：Whatcanwedoto+動(dòng)詞原形?情態(tài)動(dòng)詞，沒(méi)有人稱和數(shù)的變化實(shí)義動(dòng)詞，意為“做；干”to+動(dòng)詞原形，表示做某事的目的Grammartime答語(yǔ)：Wecan+動(dòng)詞原形+其他.Wecantakethebusandthemetrotoschool.walktoschoolputrubbishinthebin=throwrubbishinthebinplantmoretreesGrammartime一、can的含義表示“能力”二、can的用法1.can后加v原

2.can無(wú)人稱和數(shù)的變化三、can的各種句型1.肯定句主語(yǔ)+can+v原+其他Hecanplaytheguitar.2.否定句主語(yǔ)+can't+v原+其他Hecan'tplaytheguitar.some變any、and變orHecanplaysomeinstruments.→Hecan'tplayanyinstruments.Hecanplaytheguitarandtheviolin.→Hecan'tplaytheguitarortheviolin.Grammartime3.一般疑問(wèn)句Canheplaytheguitar?Yes,hecan.No,hecan't.Canheplayanyinstruments.4.特殊疑問(wèn)句Whatcanhedo?四，拓展用法1.表示“許可”CanIwatchTV?2.表示“可能”Itcan'tbetrue.3.固定搭配can'thelpdoingsth情不自禁做某事

can'twaittodosth迫不及待做某事五，否定形式正式問(wèn)題中cannot縮略形式can't六，can的發(fā)音句中一般弱讀[k?n]末尾和強(qiáng)調(diào)重讀[k?n]否定can't重讀[kɑ?nt]Pairwork—Isthe...clean/dirty?—Yes./No.it’s...—Whatmakes...?—...makes...—Whatcanwedotokeep...clean?—Wecan...Summary1.學(xué)習(xí)了運(yùn)用詞匯“clean,dirty,messy”和句型

“Whatmade...dirty/...?..