不帶to的動詞不定式

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1、動詞不定式通常帶有符號to，叫做帶to的動詞不定式動詞不定式有時不帶符號to，叫做不帶to的動詞不定式。不帶to的動詞不定式通常有下面十八種情況一、與助動詞do連用構(gòu)成謂語動詞的否定、疑問和強(qiáng)調(diào)形式。(1)hedoesnotworkinthefactory.(2)Doessheworkhere？(3)Ididnotseeheryesterday.(4)Didtheytakeyouhome?(5)Hedoeslooktired.(6)Theydidcomeyesterday.二、與情態(tài)動詞連用構(gòu)成復(fù)合謂語(1)Icans

2、peakEnglish.（能）(2)MayIcomein?（可以）(3)Dareheswimacrosstheriver?（膽敢）(4)Wemustwork,andaboveallwemustbelieveinourselves.（必須）(5)Couldyoudosomethingforme?（能）(6)Youshallgoatonce.（將，愿意）(7)Hemightbeworkingintheofficenow.（可以）(8)Idon'tthinkyouneedhavecomeyesterday.（想）(9)The

3、yshouldbeherebynow.（shall將來時將）(10)Ifyouwillgointothefieldsandturnoverafewbigstones.（將，愿意）但與情態(tài)動詞ought(to)連用時通常帶to，和used(to)連用時必須帶to三、在表示感覺的動詞如：See,lookat,watch,hear,listento,feel,notice,observe,perceive(覺察，看見),behold（書面用語“見到”）等后用作賓語補(bǔ)足語的動詞不定。(1)Isawhercrossthestre

4、et.(2)Helookedatthechildrenwalkupthehill.(3)Iwatchedtheboycrosstheroad.(4)Iheardherplaythepiano.(5)Helistendtoustalk.(6)Ifeltthefloormove.(7)Ididn’tnoticeyouenter.(8)Heobservedsomeoneopenthedoor.(9)Ididnotperceiveanyonecomein.(10)Hebeheldhergoout.但除notice,watch不

5、用被動語態(tài)外，上述動詞變成被動語態(tài)時，其后的動詞不定式就不省to(1)Shewasseentocrossstreet.(2)Shewasheardtoplaythepiano.5四、使役動詞make,let,have,bid,leave(=let)后作賓語補(bǔ)足語的動詞不定式不帶to(1)Youmaytakeahorsetothewater,butyoucan'tmakehimdrink.(2)I'lllethimdoit.(3)Don'tforgettohavethemcome.(4)Bidhimgohome.(5)L

6、eavehimgo.動詞have通常不用于被動語態(tài)，make和bid可用于被動語態(tài)，let偶爾也可用于被動態(tài)，用作主語補(bǔ)足語的動詞不定式通常帶to，但在make和let后有時可以不帶to(1)Johnwasmadetowashthetruckforaweekasapunishment.(2)Hewasmade(to)laugh.(3)Thechildwaslet(to)doit.五、never與know連用其后作賓語補(bǔ)足語的動詞不定式可省to，其時態(tài)多為完成時態(tài)。(1)Ineverknewhimactwithoutth

7、inking.(2)I'veneverknownitsnowinJulybefore.(3)Ihadneverknownheraskforpitybefore.有時ever與known連用也有上述用法。(1)Haveyoueverknownmetellalie?六、在find后作賓語補(bǔ)定語的動詞不定式有時可以省to，但如動詞為be，那么一般不省to，要省一起省略"tobe"(1)Wefoundthefarmcrops(to)dowell.(2)IfindtheChinesepeopletobehappyandcheer

8、ful.(3)Ifoundthistobetrueinallthecities.(4)Wefoundhim(tobe)honest/dishonest.七、在cannotbut,cannothelpbut,cannotchoosebut,hadbetter(best),would(had)rather(sooner)…than…,