高考英語二輪復(fù)習(xí)不定式復(fù)習(xí)課件20張

動(dòng)詞不定式Infinitive主動(dòng)語態(tài)被動(dòng)語態(tài)一般式towritetobewritten進(jìn)行式tobewriting完成式tohavewrittentohavebeenwritten完成進(jìn)行式tohavebeenwritingInfinitive動(dòng)詞不定式時(shí)態(tài)的意義：不定式的一般式是表示動(dòng)作與謂語動(dòng)詞的動(dòng)作是同時(shí)發(fā)生的或者是在后面發(fā)生的Thousandsofyoungpeoplearelearningtoski.Wherecanwegetsomesicklestocutthericewith?Infinitive不定式的進(jìn)行式不定式的進(jìn)行式表示的動(dòng)作與謂語的動(dòng)作是同時(shí)的，而且是正在進(jìn)行的，也可以表示即將發(fā)生Sheresolvedtobegoing.IlongtobeseeingherIhavetobegoingnow.YououghtnottobetakingsomuchInfinitiveInfinitive注意下面三個(gè)說法是一樣的：Sheintendedtodothat,butshedidn’t.Shehadintendedtodothat.Sheintendedtohavedonethat.Infinitive用在seem,appear,think,consider,believe等后面，表示一個(gè)動(dòng)作優(yōu)先于另一個(gè)動(dòng)作發(fā)生Iseemtohaveseenhersomewherebefore.Hewasbelievedtohavebeenaresponse.Infinitive不定式的完成進(jìn)行式表示動(dòng)作在謂語動(dòng)詞的動(dòng)作之前發(fā)生，而且是一直進(jìn)行著Maryissaidtohavebeendrivingcarelessly.Hewashappytohavebeenstayingwithhisuncle.InfinitiveInfinitiveInfinitivesomethinglittlewhatmuch等做句子的主語時(shí)，表語為todo多用主動(dòng)表示被動(dòng)Agreatdealofworkremainstodo.Infinitive不帶to的不定式在why引導(dǎo)的疑問句中不用toWhyworryaboutsuchproblems?Whyleavethewindowopen?Infinitivehadbetter等結(jié)構(gòu)中不用tohadbetterwouldrather...thandonothingbuthadbestcannothelpbutcannotbutmightaswellInfinitivehelp后面又是to是可以省略的Sheoftenhelpsmothercleantheroom.Thisbookhelpsmetoseethetruth.Musiccanhelpyourelaxafterawholeday’shardwork.Infinitive帶介詞to的短語：keeptogivewaytogiveuptolookfowardtowiseuptobegiventotestifytoInfinitiveconfesstopointtowaktoleaduptosucceedtoamounttoclingtogetdowntoInfinitiveberelatedtobefaifthfultoinadditiontobereducedtoplayuptopertaintobeequaltobeusedtoInfinitive帶不定式to：besupposedtodosthgoallouttodosthmakeapointtodosthhavea