Unit2 I27ll help to clean up the city parks單元知識點及練習(xí)

Unit2I27llhelptocleanupthecityparks單元知識點及練習(xí)Unit2I’llhelptocleanupthecityparks一、基本知識點1.sick生病的，有病的；可在句中作表語Marycouldnotcomebecausesheissick.也可作定語asickchild【區(qū)別ill】ill與sick同義；但是只在句中做表語，不做定語。Marycouldnotcomebecausesheisill.2.cheer(sb.)up（讓某人）變得高興；振奮起來Thegoodnewscheeredupeveryoneinourclass.3.giveout分發(fā)；散發(fā)，相當(dāng)于handout，Theteacherisgivingout/handingoutthetestpapers.givesth.outtosb.意為。4.volunteer【名詞】志愿者【動詞】義務(wù)做，自愿做（某事）volunteertodosth.，Thegirlscouldvolunteerinanafter-schoolstudyprogram.5.usedtodosth.過去/曾經(jīng)(常)做某事，表示過去的習(xí)慣、動作或狀態(tài)，并強調(diào)現(xiàn)在已經(jīng)不再存在或發(fā)生。Thereusedtobeacinemahere.Theytoldmestoriesaboutthepastandhowthingsusedtobe.6.alone【形容詞】獨自一人的，無感情色彩：Themusicianenjoyedlivingaloneandwritingsongshimself.lonely（感到）孤獨寂寞的，帶有很強的感情色彩，可做表語或定語。Thelonelyboyisnotlonelynow.7.careforsb./sth.照顧；照料……care【名詞】小心，關(guān)心takecareof=lookafter→【動詞】careaboutsb./sth.關(guān)心，在意某人/事→【形容詞】careful/careless→【副詞】carefully8.such“這樣的，這種，如此”，用于修飾名詞such+a/an+形容詞+單數(shù)名詞：suchagoodday/suchanexcitingmatchsuch+形容詞+復(fù)數(shù)名詞/不可數(shù)名詞：suchimportantdecisionssuchdeliciousfood如果名詞前被many,much,few,little修飾時，只能用so，而不用such：somanysickchildren/solittletime9.tryoutfor…參加…選拔，爭取成為…ThirtyfootballplayerstriedoutfortheBestPlayeroftheyear.tryout試用，試驗10.journey【名詞】（尤指長途）旅行，行程；trip【名詞】多指短途旅行；travel【名詞、動詞】travelaroundtheworld→【名詞】traveler旅行者11.【復(fù)習(xí)】bebusywithsth.bebusydoingsth.12.【復(fù)習(xí)】trydoingsth.trytodosth.tryone’sbest(todosth.)13.【復(fù)習(xí)】beworriedaboutsb./sth.=worryaboutsb./sth.14.raisemoney集資，籌錢；raisemoneyfor…為……籌錢raise【動詞】舉起；提高；募集15.keep【動詞】keep+名詞，保留（某物）；keep+形容詞，保持16.【形容詞】broken破損的，出毛病的；blind瞎的，失明的；deaf聾的；disabled有殘疾的，喪失能力的在句中做定語和表語：17.makeitpossible(forsb.)todosth.使（某人）做某事成為可能，YouhelpedtomakeitpossibleformetohaveLucky.makeit+形容詞(+forsb.)todosth.使（某人）做某事成為…；think/findit+形容詞todosth.18.makeadifferenceto…對……有影響；對……有作用，difference前可以用no,any,some,much等修飾，如Therainmadenodifferencetothegame.Hard-workingmakesmuchdifferencetostudy.19.difficulty【可數(shù)/不可數(shù)】表示抽象意義的“困難”時為不可數(shù)；表示具體的“難題、難事”時為可數(shù)；havedifficulty(in)doingsth.=havetrouble(in)doingsth.20.train【動詞】訓(xùn)練，trained為過去分詞，可做定語，意為“受過訓(xùn)練的”atraineddog21.beexcitedaboutsth.，Everyoneisexcitedaboutthegoodnews.【復(fù)習(xí)】excited意為，在句中做；exciting意為，在句中做。22.order【名詞】命令，指示；順序，次序【動詞】訂購；點（菜）followtheorder，。23.change【動詞】變化，改變It’shardforapersontochangehislife(style).【名詞】變化；零錢changeAforB用A換成B：WhenyoutravelinChina,remembertochangeUSdollarsforRMB.24.repair【動詞】修理，修補；fix【動詞】安裝；使固定【fixup修理=repair】二、重要單詞、短語1.several2.satisfaction3.understand4.imagine5.trainGive短語小結(jié)1.giveup(doing)2.giveout3.giveaway4.giveinUp短語小結(jié)1.giveup2.cleanup3.cheerup4.fixup5.setup6.putup7.getup8.stayup(late)9.comeupwith10.takeup(doingsth.)Out短語小結(jié)1.eout三、重點語法——動詞不定式A.作主語——為避免句子的頭重腳輕，常用it作為形式主語，而真正的主語動詞不定式后置。常用句型：It+be+adj./n.+(for/ofsb.)todosth./Ittakessb.sometimetodosth.B.作賓語——動詞want,decide,hope,ask,agree,choose,learn,plan,need,teach,prepare…常接動詞不定式作賓語。C.作（后置）定語——常用于“have/has＋sth.＋todo”或“enough＋名＋todo”“It’stimetodosth.”等結(jié)構(gòu)中。D.作賓語補足語——tell,ask,want,invite,teach,like,call等可接帶to的動詞不定式作賓語補足語，構(gòu)成tell/ask/want/call/invitesb.todosth.結(jié)構(gòu)?！咀⒁狻縿釉~不定式作使役動詞和感官動詞的賓語補足語時應(yīng)省去to：“一感(feel)，二聽(listento,hear)，三讓(let,make,have,，四看(lookat,see,watch,notice)，半幫助(help)”。E.動詞不定式作狀語主要用來修飾動詞，表示目的，結(jié)果或原因。為了強調(diào)目的，有時可以把動詞不定式放在句首，或在不定式前加inorder(to)或soas(to)“為了，目的是”。常用結(jié)構(gòu)有too+adj./adv.+todosth.等。F.固定句式中動詞不定式的用法常見的有：hadbetter(not)dosth./Wouldyouliketodosth.?/Whynotdosth.?/Wouldyouplease(not)dosth.?等。專項訓(xùn)練題一、選擇適當(dāng)答案。1._______isdifficulttoworkoutthemathsproblem.A.This B.ThatC.It D.Its2.Wedecided_______attheendofthismonth.A.travelB.notstartout C.toleave D.going3.Theyhavenopaper_______.A.towrite B.towritewithC.writeon D.towriteon4.Lethim_______arest.Ithinkhemustbetiredafterthelongwalk.A.has B.have C.tohave5._______thecomputerisaproblem.A.Howtouse B.Whattouse C.Wheretouse D.Whichtouse6.Theteachertoldus_______inbed.A.don’tread B.readnotC.tonotread D.nottoread7.Theoldmanwas_______angry_______sayaword.A.so,that B.as,as C.too,to D.very,to8.Why_______hometomorrow?A.notgo B.notgoing C.nottogo D.didn’tgo9.TheTVsetistooloud.Willyouplease_______?A.turndownit B.turnitdown C.toturnitdown10.It’scoldoutside.Youhadbetter_______yourcoat.A.toputon B.puttingon C.putson D.puton二、用所給動詞的正確形式填空。1.Ittoo