Unit 2 Ill help to clean up the city parks. Section A Grammar Focus - 4c課件2022-2023學(xué)年人教版英語八年級下冊

Unit2I’llhelptocleanupthecityparks.SectionA

GrammarFocus-4cLearninggoals1.Tolearnphrasalverb

學(xué)習(xí)使用短語動詞【重點】2.Tolearntouseinfinitives

學(xué)習(xí)使用動詞不定式【重點，難點】GrammarFocus1.我想去幫助無家可歸的人。I’d__________homelesspeople.2.你可以請求醫(yī)院允許你探訪兒童并讓他們變得更高興。Youcould___hospitals______youvisitthekidsandcheerthemup.3.她自愿一周去那里一次幫助孩子們學(xué)習(xí)讀書。She________thereonceaweek_____kidslearntoread.4.她決定參加一個志愿者課后閱讀節(jié)目的選拔。She__________tryoutforavolunteerafter-schoolreadingprogram.5.馬里奧相信這會幫助他獲得他的夢想工作。Mariobelievesitcanhelphim______hisfuturedreamjob.6.我正在制作一些告示，并將它們張貼于學(xué)校里。I’mmakingsomesigns_________aroundtheschool.

asktoletliketohelpvolunteers

tohelpdecidedto

togettoputupPleaseunderlinetheinfinitivestructures.I’dliketohelphomelesspeople.Shedecidedtotryoutforavolunteerafter-schoolreadingprogram.Youcouldaskhospitalstoletyouvisitthekidsandcheerthemup.Mariobelievesitcanhelphimtogethisfuturedreamjob.Shevolunteersthereonceaweektohelpkidslearntoread.I’mmakingsomesignstoputuparoundtheschool.wouldliketodoasksb.todovolunteertodolearntododecidetodohelpsb.todotodo表目的letsb.dohelpsb.doExercise后跟sb+動詞原形：三看(see,watch,notice)、三讓(let,make,have)、二聽(hear,listento)、一感覺(feel)、半個幫助(help)一、含義1.由“_____________”構(gòu)成，是非謂語動詞的一種。2.在句子中不能單獨作謂語，也沒有人稱和數(shù)的變化，其否定結(jié)構(gòu)是“_________________”3.在句子中可以作主語、賓語、定語、狀語、補(bǔ)足語、表語等。to＋動詞原形notto＋動詞原形GrammarFocus動詞不定式infinitives非謂語動詞：todo/doing/doneInfinitives動詞不定式Helikestoreadnovels.Isawhimcome.Wedecidednottobuythathouse.4)Itisinterestingtoflyakite.

5)Pleaselethimnotgothere.

肯定：to+V.原或者(to)+V.原否定：not/never+(to)+V.原Infinitives動詞不定式的用法1.Tostudyhardisveryimportant.2.Sheplanstogoandteachinthecountry.3.Thedoctortoldmetohaveagoodrest.4.Hisworkistocleantheclassroomeveryday.5.Ihavealotofworktodo.6.I’msorrytohearthat.7.Thesoldierranintotheroomtosavethegirl.8.Youaretooyoungtodothisjob.（作主語，位于句首）（作賓語，位于動詞后）Itisimportanttostudyhard.（作賓補(bǔ)）（作表語）（作定語，修飾前面的名詞）（作原因狀語）（作目的狀語）（作結(jié)果狀語）作主語Tohearyourvoiceissonice.Tostudyhardisveryimportant.Itissonicetohearyourvoice.Itisveryimportanttostudyhard.不定式作主語時，通常用it作形式主語，把真正的主語放在后面。注意:1、Itis+adj.for/ofsb.todosth.It+be+adj.+for/ofsb.todosth.

for:adj.多為描述不定式行為的特征（important/necessary/interesting等.）of:adj.

多為描述主語的品質(zhì)特征（kind/nice/friendly/wise/foolish等.）

作主語Itiseasy_______hertolearnEnglishwell.Itisclever________youtosolvetheproblem.offorIttakessb.sometimetodosth.Itis+n.(forsb)todosth.作主語Ittakesmethreehourstofinishthehomeworkeveryday.

Itismypleasure（榮幸）tohelpyouwithyourEnglish.

作賓語時的特殊用法動詞＋疑問詞+todo

1、我不知道接下來該做什么。

Idon’tknow____________next.

Shecan’tdecide_________________.

2、她不能決定買哪本書。whattodowhichbooktobuy固定句型:hadbetter/hadbest+(not)dosth.最好（不）做某事Why(not)dosth.?為什么不。。。？…prefertodo/preferdoing更喜歡做。。?！璸refer+n./doingA+to+n./doingB比起B(yǎng)，更喜歡A…prefer+todoAratherthan(to)doB比起B(yǎng)，更喜歡做A…wouldrather(not)dosth.寧愿做。。?！瓀ouldratherdoAthan(do)B比起B(yǎng)，更喜歡做A1.Iwantto______myplantoworkinananimalhospitaluntilnextsummer.I’mtoobusywithmystudiesthisyear.2.Shehopesto_______atleastfiveprimaryschoolstoask

iftheyneedvolunteersfortheirafter-schoolprograms.3.Ourclassistryingto____________someideasto________sickchildrenbecausetheyareoftensad.4.Wedecidedto______signsaroundtheschooland________noticestotellstudentsaboutthebooksale.Wewill_______themoneyfromthesaletohomelesspeople.Fillintheblankswiththephrasalverbsinthebox.4abebusywith(doingsth.)忙于做某事putoffcallupputuphandoutcallupcheerupcomeupwithgiveoutputoffExercisecomeupwithcheerupputuphandoutgiveoutMostpeopletodayareonlyworriedaboutgettinggoodjobs_______lotsofmoney.Intheirfreetime,theythinkaboutwhat_____forfun.However,fewpeoplethinkaboutwhattheycando______others.Therearemanypeoplewhoarelessluckythanus.Volunteeringourtimetohelpthesepeopleisagoodway_______ourfreetime.Forexample,wecanmakeplans_______sickchildreninthehospitalorraisemoneyforhomelesspeople.Somepeopleevenstopdoingtheirjobsforafewmonthstoayear_______toanotherplace,likeoneofthecountriesinAfrica,andhelppeoplethere.Fillintheblankswiththecorrectformsoftheverbsinthebox.4bhelpmovedomakevisitspendtomaketodotohelpbeworriedabout擔(dān)心…Exercisetospendtovisittomove為……籌款inone’sfreetime在某人的空閑時間例如1.I’dliketovolunteer_____________________________________________2.At12:00midnight,Icalledmyfriend____________________________________Completethesentenceswithyourownideas.Useinfinitives(不定式）.

tohelpkidswiththeirhomework.

toplaysoccertogetherintheafternoon.4c3.I’mverybusybutIcouldhelp__________________________________4.Summervacationiscoming,andIwant__________________________5.Iwanttotravelalone.Myparentstoldme(not)___________________takethetrashoutafterdinner.nottodothat.togocampingwithmyfriends.Practiceclean…up,giveaway,comeupwith，putoff,giveout,cheerup

從方框中選出合適的短語填空。1．Thestreetsareverydirty.Let'sgoand________them________.2．Thesportsmeetingwas____________becauseoftheheavyrain.3．Theoldmanispoor,buthestillwantto____________somemoneytocharity.

cleanupputoffgiveaway4.Theywouldliketogototheoldpeople'shometo____________theoldp