M5Unit1GrammarTodoliethatisfoolishIwanttoseeyouthiseveningAllyouhavetodoistofinishitquiclyWefoundahousetoliveinShecameheretostudyEnglishIwarnedthepatientnottoeatcoldwateraftertheoperation主語賓語表語定語狀語賓補(bǔ)Step4不定式的用法作主語______________isourduty___________________isright=Itisrighttogiveuoing1幫助你是我們的職責(zé)。2放棄吸煙是對的。不定式短語作主語時(shí)，如果主語如果太長，常用it作形式主語，真正的不定式主語后置。TohelpyouTogiveuoing作主語。一般用不定式做主語的句型Itbeadj/nforsbtodosth/ofsbtodosthIttaesbtimetodosthItcostsbmoneytodosth動(dòng)詞不定式作賓語動(dòng)詞todo動(dòng)詞疑問詞todo動(dòng)詞（thin,consider,mae,believe等it賓補(bǔ)todo常見動(dòng)詞有afford,agree,arrange,as,decide,demand,anage,offer,ise,refuse,wish,prefer,happen,intend,fail等Idon’tnowwhattodoIfinditimportanttolearnEnglish返回主頁決定想做計(jì)劃需要同意，能做被用來做的事decidetodosth決定做某事want∕wouldlietodosth想做某事plantodosth計(jì)劃做某needtodosth需要做某事agreetodosth同意做某事affordtodo能做某事beusedtodo被用來做迫不及待下決心做過去常常未能做的事can’twaittodo迫不及待地要做某事maeuindtodo下決心做某事usedtodo過去常常做某事failtodo未能做某事動(dòng)詞不定式作賓補(bǔ)動(dòng)詞+賓語+todo

動(dòng)詞+賓語+doLiMeiasedmetoshowherthenewdictionary注：有以上結(jié)構(gòu)的常用動(dòng)詞有tellwish,as,want,lie,beg,invite,warn,allow,encourage,advise等。不帶to的不定式注：常用的動(dòng)詞是：感官動(dòng)詞see,hear,feel,watch,notice；使役動(dòng)詞have,mae,let返回主頁在feel,hear,listento,looat,notice,observe,see,watch,have,let,mae等詞后的補(bǔ)足語中，不定式不帶to。但是這些句子如果變成被動(dòng)結(jié)構(gòu)時(shí)，就必須帶to。EgIoftenhearhimsingthesongHeisoftenheard________thesong注意allow,as,advise,encourage,eit,persuade,teach,tell,want,warn,wish▲構(gòu)成“VSbtodo”的形式tosing賓補(bǔ)請求與命令assbtodosth請求某人做某事tellsbtodosth命令某人做某事想要邀請期待鼓勵(lì)與建議wantsbtodosth想要某人做某事invitesbtodosth邀請某人做某事epectsbtodosth期待某人做某事encouragesbtodosth鼓勵(lì)某人做某事advisesbtodosth建議某人做某事答應(yīng)告誡允許提醒和幫助isesbtodo答應(yīng)某人做某事warnsbnottodosth告誡某人做某事allowsbtodosth允許某人做某事remindsbtodosth提醒某人做某事helpsbtodosth幫助某人做某事作表語Myjobis_______________Toseeis___________1我的工作是教英語。2眼見為實(shí)。toteachEnglishtobelieve作定語（必須后置）1Bettywasthefirst/thelasttocometoschool2We‘llattendthemeetingtobeheldnetwee3IhaveachildtolooafterathomeDoyouhaveanythingtosayIt’sagoodschooltostudyin具有邏輯上的主謂動(dòng)賓關(guān)系）作狀語Hestootiredtowalanyfurthertonight目的狀語原因狀語結(jié)果狀語1他回家去取鑰匙2我說了什么話使你不高興3贏了這場足球賽,我們感到自豪Hewenthome_____hiseyWhathaveIsaid______youhappyWeareatchtogettomaetohavewon目的狀語原因狀語結(jié)果狀語Consolidationp20注意：在學(xué)習(xí)動(dòng)詞不定式的時(shí)候還有兩點(diǎn)要注意哦！1、在感官動(dòng)詞和使役動(dòng)詞后作賓補(bǔ)時(shí)，不定式要省略to,但以上詞變?yōu)楸粍?dòng)語態(tài)時(shí)，要加上to,如IalwayssawherplayviolinHewasmadetowor12hoursaday返回主頁step5不帶to的情況:使役動(dòng)詞和感官動(dòng)詞后：一感二聽三讓四看feel/hear,listento/let,mae,have,/looat,see,watch,notice注意：被動(dòng)態(tài)中不能省hadbetternot,wouldrather,wouldrather…than,cannotbut（不得不，必然，不能不）,whynot/whydon’tyoudosth為什么不做…h(huán)elpsb（to）dosthstep7不帶to的情況:在介詞but,eceatelegram不定式and,or,but,ratherthan等表示并列關(guān)系的第二個(gè)to省略,表示相反關(guān)系,對比的不省略第二個(gè)toI’dlietogoandseeafilmTheydidn’ttellmewhethertogoonortostopDoyouwanttogoshoppingorwatchTVIdecidedtowriteratherthanread區(qū)分下列詞組:seesbdoing/dosthhearsbdoing/dosthwatchsbdoing/dosthnoticesbdoing/dosth感官動(dòng)詞see,watch,looat,notice,hear,listento,feeldo表示動(dòng)作的完整性，doing表示動(dòng)作的進(jìn)行性。注意：被動(dòng)語態(tài)中不能省去to。牛刀小試1

Mymotheroftenassme_____somecleaningonSundaysAdoBdoesCdidDtodo2

–DoyouoftenhearJohn_____inhisroom–Listen!Nowwecanhearhim____inhisroom,tosingBsing,singCsing,singingDtosing,singing’s______swimmingaftertheeamBgoesCtogoDwent4

You’dbetter_______abuscatchBcatchCcatchesDcatching本節(jié)課重點(diǎn)提要1不定式的基本形式和否定形式2不定式的時(shí)態(tài)和語態(tài)3不定式的復(fù)合結(jié)構(gòu)4不定式的基本用法5不定式中常見的主動(dòng)表被動(dòng)6不定式的省略，保留符號to7不帶to的不定式TheyadvisedmetogiveuoingTheyadvisedme_______________smoingHeisedtotaecareoftheised_______________thepoorStep1基本形式和否定形式肯定式:todo否定式:nottodonottogiveupnottotaecareof動(dòng)詞不定式的時(shí)態(tài)和語態(tài)Io㈠一般式todo/tobedone不定式的一般式所表示的動(dòng)作（狀態(tài)）同時(shí)（或幾乎同時(shí)）發(fā)生，或之后發(fā)生。Step2不定式的語態(tài)22不定式的被動(dòng)形式tobedone通常表示不定式的邏輯主語是其所表示的動(dòng)作承受者。Eamveryhappytobepraised受到如此褒獎(jiǎng)我非常高興注：tobepraised的動(dòng)作承受者是I㈡進(jìn)行式tobedoingTheyseemedtobetalingaboutsomethingsecretwhenIcamein如果謂語表示的動(dòng)作（情況）發(fā)生時(shí)，不定式所表示的動(dòng)作正在進(jìn)行。㈢完成式（tohavedone/tohavebeendone2I’mpleasedtohavebeengiventhischance1YouseemedtohavereadthenovelwrittenbyMrSmith如果不定式的動(dòng)作發(fā)生在謂語之前。如果不定式的邏輯主語是不定式所表示的動(dòng)作的承受者，不定式要用被動(dòng)形式不定式的時(shí)態(tài)形式（3）3不定式的完成式tohavedone表示的動(dòng)作一般發(fā)生在謂語動(dòng)詞之前Eample:Youappeartohavetravelledquitealot你似乎已經(jīng)旅行過很多次）注：tohavetravelled發(fā)生在appear之前，在他看起來是這樣之前，他就已經(jīng)旅行過很多次了語態(tài)時(shí)態(tài)主動(dòng)語態(tài)被動(dòng)語態(tài)一般時(shí)

進(jìn)行時(shí)完成時(shí)

小結(jié)todotobedonetobedoing/tohavedonetohavebeendoneSummary不定式todo時(shí)態(tài)語態(tài)todotobedoingtohavedone主動(dòng)todo被動(dòng)tobedone練習(xí)Hello!It’sgood