如:
TotellyouthetruthIdo
’tagreewithyou
Tomakemattersworseitbega
torai
二、不定式的时态和语态
1、不定式的时态(1)现在时:有时与谓语动词表示的动作同时发生,有时发生在谓语动词的动作之后。如:
Heseemstok
owthisIhopetoseeyouagai
(2)完成时:表示的动作发生在谓语动词表示的动作之前。如:
I’msorrytohavegive
yousomuchtrouble
Heseemstohavecaughtacold(3)进行时:表示动作正在进行,与谓语动词表示的动作同时发生。如:
Heseemstobeeati
gsomethi
g(4)完成进行时:表示动作从过去某个时间开始,一直延续到现在,并有可能持续下去。如:
Sheisk
ow
tohavebee
worki
go
theproblemforma
yyears2、不定式的语态
当不定式的逻辑主语是其动作的承受者时,就用被动式。如:
Hewassee
toe
terthehall
Heaskedtobese
ttoworki
Tibet
三、省to的动词不定式
1、情态动词(除ought外,oughtto)
2、Wouldratherhadbetter
3、感官动词seewatchlookat
oticeobservehearliste
tosmellfeel等后作宾补,省略to
注意:在被动语态中to不能省略掉。如:
Isawhimda
ceHewassee
toda
ce
Thebossmadethemworkthewhole
ight
Theyweremadetoworkthewhole
ight4、使役动词lethavemake5、由a
dor和tha
连接的两个不定式,第二个to可以省去。如:Hewa
tstomovetoFra
cea
dmarrythegirl6、Help可带to也可不带tohelpsbtodosth7、Why…Why
ot…8、But和except前是动词do时,后面出现的动词用不带to的动词不定式。试比较:
Hewa
tstodo
othi
gbutgoout
Hewa
tstobelievea
ythi
gbuttotakethemedici
e
f9、通常在discoverimagi
esupposethi
ku
dersta
d等词后,可以省去tobe如:
Heissupposedtobe
ice他应该是个好人。
Iusuallygotherebytrai
Why
ot______byboatforacha
ge
Atotrygoi
g
Btryi
gtogo
Ctotrya
dgo
Dtrygoi
g
Pauldoes
’thavetobemade______Healwaysworkshard
Alear
Btolear
Clear
ed
Dlear
i
g
四、动词不定式的否定式。如:Tellhim
ottoshutthewi
dowSheprete
ded
ottoseemewhe
Ipassedby
MrsSmithwar
edherdaughter______afterdri
ki
g
A
evertodrive
Bto
everdrive
C
everdrivi
gD
everdrive
Theboywa
tedtoridehisbicyclei
thestreetbuthismothertoldhim______
A
otto
B
ottodo
C
otdoit
Ddo
otdo
Thepatie
twaswar
ed______foodbeforetheoperatio
Atoeat
o
Beati
g
ot
C
ottoeat
D
oteati
g
动名词(动名词具有动词和名词的特征,在句中作主语、表语、宾语和定语)
一、动名词的作用1、作主语谓语用单数。It代替动名词作主语,常用于如下结构r