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非谓语动词讲解超全超实用
f非谓语动词讲解
非谓语动词a动词不定式bvi
gc过去分词概述:1谓语动词:在句子中担任谓语的动词2非谓语动词:是动词的特殊形式在句中可以作除谓语外的所有成分非谓语动词使用条件一个句子当中,已经存在一个主句(谓语动词)又没有连词的情况下还有别的动词出现时。
Shegotoffthebusleavi
gherha
dbago
herseatShegotoffthebusbutleftherha
dbago
herseat动词不定式
一.动词不定式的时态和被动形式
动词不定式是非谓语动词的一种,由不定式符号to加动词原形
构成。不定式的形式有五种:
1一般式todo
IliketoreadE
glish
2进行式tobedoi
gHeseemedtobereadi
gsomethi
gat
thattime3完成式tohavedo
eHeseemedtohaveclea
edtheroom
4被动式tobedo
eTheworkistobedo
esoo

5完成被动式tohavebee
do
e
Theboyissaidtohavebee
se
ttohospitalyesterday疑问词动词不定式Whatwhowhichwherewhe
howwhy等疑问词构成不定式短语,这种短语在句子中可作主语、宾语和表语等成分。
二动词不定式的用法I作主语1不定式做主语时,可以直接放在谓语动词之前。Toseeistobelieve.Nottogettherei
timeisyourfault2注:常用it做形式主语,将todo位于之后,使句子保持平衡。句型1:It谓语sb时间金钱todoIttakesusa
hour_to__gettherebybus
第2页共22页
fItcostsyouo
ly100amo
thtocookathomeItseemedimpossibletosavemo
ey句型2:It’s
forsbtodoIt’sourduty_to_helpthepoorItisagreate
joyme
t_to_spe
dourholidayi
thecou
trysideItisagreatho
orforustobeprese
tatyourbirthdayparty句型3:Itisadj(forsb)todosth(是形容事物的性质的)Itisadj(ofsb)todosth(是形容人的品质的)Itiseasyformetofi
ishthisworkbeforete
Itisveryki
dofyoutogivemesomehelpItsimpoliteofyoutospeaktotheteacherlikethat疑问词不定式作主语Whe
tostartremai
su
decided1Itiseasytogettherebybusortaxi2Ittakesabout3hourstoseeallthebirds3Itisalsoimpolitetospeakwithyourmouthfullwhe
youareeati
g4It’sourdutytotakegoodcareoftheold5Howlo
gdidittakeyoutofi
ishthework6Itisstupidofyoutowritedow
everythi
gtheteachersays7Whe
tostarthas
otbee
decided8Itseemedselfishofhim
ottogivethema
ythi
g9It’s
ecessaryforyoutolockthecarwhe
youdo
otuseit10Itisusefulforourhealthtodomor
i
gexercisesII作宾语接不定式做宾语Iwa
ttok
owthismatterIdo
’texpecttomeetyouhere1常见动词有:likedema
dexpectpromisebegi
determi
erefusefailma
agelr
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