Unit8Howdoyoumakeabananamilkshake?SectionA3a-3cGrammarFocusTeachingAims：

1.掌握祈使句的用法

2.掌握可數(shù)名詞和不可數(shù)名詞的考點(diǎn)

3.howmany和howmuch的辨析

Teachingkey&difficultpoints:

1.祈使句句型的掌握

2.可數(shù)名詞的變化和不可數(shù)名詞用法

3.howmany和howmuch的辨析Turnleft!Turnright!Nosmoking!Don’tplayfootball!Becareful!Don’teat!Lead-in?祈使句的定義祈使句:表示__________________等句子。?祈使句的運(yùn)用:①在祈使句中，一般以________開(kāi)頭。主語(yǔ)是______,通常被______。②句首或句尾常加“________”,表示“請(qǐng)”。在句尾時(shí)前用逗號(hào)與前面句子隔開(kāi)。一、祈使句動(dòng)詞原形you省略please請(qǐng)求、命令、建議Discussion?句型1．肯定形式（動(dòng)詞原形開(kāi)頭）A）be型（Be+表語(yǔ)）

eg.Becareful！

Bequiet,please!B）do型（實(shí)義動(dòng)詞原形+其他）

C）let型（Let+賓語(yǔ)+動(dòng)詞原形+其他）2．否定形式（Don't+動(dòng)詞原形開(kāi)頭）A）be型（Don'tbe+表語(yǔ)）B）do型（Don't+動(dòng)詞原形+其他）C）let型（①Don't+let+賓語(yǔ)+動(dòng)詞原形+其他）（②Let+賓語(yǔ)+not+動(dòng)詞原形+其他）

eg.Comein,please!Standup!eg.Let'sgoshopping!.eg.Don'tbelate!Don'tbenoisy!eg.Don'tsleepnow!Don'ttalkinclass!

Let's

notgoout!eg.Don'tletthemleave.?特殊用法(了解)1.No+doing/名詞：用來(lái)表示“禁止”的祈使句。eg.Nosmoking！禁止吸煙！Noparking!禁止停車(chē)！Nofishing！禁止釣魚(yú)！Nophotos!禁止照相！2.Do+動(dòng)詞原形：用來(lái)加強(qiáng)語(yǔ)氣eg.Dowritetomesoon.一定要快點(diǎn)給我寫(xiě)信啊。

Doletmedoitbymyself.請(qǐng)一定要讓我自己處理。Task11._______(keep)quietinthelibrary!2.Don't_______(swim)intheriver,please!3.Pleasedon't____(be)lateforschooltomorrow!4.Let's________(notmake)anynoise,thebabyissleeping.5.對(duì)你的朋友好點(diǎn)！________________yourfriends!6.確保拼盡全力！Makesure______________________________!7.走之前別忘了關(guān)門(mén)！________________________beforeyouleave!8.讓我們?nèi)ミh(yuǎn)足吧！___________________!KeepswimbenotmakeBefriendlytoDon'tforgettoclosethedoorLet'sgohikingtotryyourbest/youtryyourbest二、可數(shù)名詞1.可數(shù)名詞的單數(shù)：前常加不定冠詞a/an或定冠詞the(特指)eg.apilot一名飛行員anapartment一所公寓

themanwithahat那個(gè)戴帽子的男人2.可數(shù)名詞變復(fù)數(shù)：規(guī)則變化&不規(guī)則變化①規(guī)則變化：A)一般情況直接+s:boysstudentsphotos(無(wú)生命)B)以s,x,sh,ch等結(jié)尾加-es:busesboxesdisheswatchesC)以輔音+y結(jié)尾改y為i加-es:babiesfactoriescities

D)以f(e)結(jié)尾,改f(e)為ves:leaveskniveswiveswolvesE)以o結(jié)尾(有生命)加-es:potatoestomatoesheroesTask2將下列名詞變?yōu)閺?fù)數(shù)：

1.hen__________ 2.diary_________3.activity_________ 4.difference_________5.duck__________ 6.dictionary_________7.bus____________ 8.potato___________9.piano__________ 10.leaf_____________11.life___________ 12.wish____________hensactivitiesducksbusespianoslivesdiariesdifferencesdictionariespotatoesleaveswishes②不規(guī)則變化：A)三人：B)四動(dòng)物：C)兩器官：D)形單意復(fù)：peoplepoliceman-menwoman-womenchild-childrensheep-sheepdeer-deerfish-fish(單復(fù)同形)mouse-micefoot-feettooth-teethTask3

根據(jù)句意，用括號(hào)中所給單詞的適當(dāng)形式填空。1.Ihavelotsof

___________(tomato)here.2.The_________(child)areplayinggamesontheplaygroundnow.3.Tonyisa________(sheep)andtherearemany________(sheep)overthere.4.Hehasten___________(sandwich).5.TherearemanyEnglish___________(dictionary).tomatoeschildrensheepsheepsandwichesdictionaries3.修飾可數(shù)名詞復(fù)數(shù)的詞：①many類(lèi)：many/somany/toomany/howmany

②few類(lèi)：quiteafew/afew/few/fewer/fewest

③some/alotof/lotsofTask41.The______carefulyouare,the______mistakesyouwillmake.A.more;littleB.more;lessC.more;fewD.more;fewer2.Ladiesandgentlemen,Ihave_______wordstosay.A.fewB.afew C.little D.alittle3.I'mnewhere.SoIhave______friendshere.

A.fewB.afew C.little D.alittle4.Thereare______orangesinthefridge,couldyoubuysomeintheshop?

A.fewB.afew C.little D.alittle5._______hoursdoyouwatchTVeveryweek?-_____.A.Howmuch;NothingB.Howmany;NooneC.Howmany;NoneD.Howmany;Nobody

DBAAC4.可數(shù)名詞做主語(yǔ)，謂語(yǔ)動(dòng)詞單復(fù)數(shù)與主語(yǔ)保持一致:eg.Thereare

somepeopleontheplayground.Thereisanappleinthebasket.

Theboyhardlyeverdoesexerciseeveryweek.Task51.The______(leaf)onthetreeturnyellow.2.Thereareafew_______(child)playingfootballoutside.3.Their________(idea)soundinteresting.4.Thegirlnever_______(sing)intheclassroom.5.People______(play)animportantpartinsavingtheearth.leaveschildrenideassingsplay

三、不可數(shù)名詞：1.常見(jiàn)的不可數(shù)名詞：①金(gold)木(wood)水(water)火(fire)土(earth)沙(sand)肉(meat)食(food)米(rice)紙(paper)②牛肉(beef)雞肉(chicken)拌米飯(rice)魚(yú)(fish)湯(soup)味道鮮果汁(juice)牛奶(milk)要常喝面包(bread)更是不能缺③抽象類(lèi)：money,pollution,information,news,knowledge(知識(shí))④學(xué)科類(lèi)：math,geography,physics2.不可數(shù)名詞無(wú)復(fù)數(shù)，也不能用a/an修飾，但前面可加the：

eg.thewater/themoney

不可數(shù)名詞的量：基數(shù)詞+計(jì)量單位+of+不可數(shù)名詞：

eg.apieceofbread/paper/newstwocupsofwater/milkTask51._______________一袋米 2._________________一杯咖啡3._______________兩張紙 4._________________三瓶橙汁5._______________九片面包 6._________________四杯牛奶abagofriceacupofcoffeetwopiecesofpaperthreebottlesoforangeninepiecesofbreadfourcupsofmilk3.修飾可數(shù)名詞復(fù)數(shù)的詞：①much類(lèi):much/somuch/toomuch/howmuch

②little類(lèi)：alittle/little/less/least

③some/alotof/lotsofTask61.-Doyouhaveanywater?-No,Ihave_____inmyglass.A.fewB.littleC.alittleD.afew2.Howcanyoumakeatripwithso____money?A.fewB.littleC.afewD.alittle3.Thereis_____milkinthefridge,sowewillgototheshopandbuysome.A.fewB.littleC.afewD.alittle4.Nowpeoplecanlearn______informationonfromtheInternet.A.afewB.alotC.muchD.many5.-_______yogurtdoyouneed?-Weneed_______ofyogurt.

A.Howmany;twocupB.Howmuch;twocupC.Howmany;twocupsD.Howmuch;twocups

BBBCD當(dāng)堂檢測(cè)1.—____honeydoyouneed?—Onespoon.A.Howmany B．Howoften C.Howlong D．Howmuch2._____yourumbrella,oryou'llcatchacoldonsucharainyday.A.Take B.Totake C.Taking D.Takes3.--____hoursdoyouwatchTVeveryweek?--Lessthan2hours.A.Howmuch B.Howmany C.Howlong D.Howoften