过去分词不定式-ing形式非谓语动词动词不定式1
_____lateintheafternoon,Bobturnedoffthealarm
TosleepB
SleepingC
SleepD
Havingslept2
Robertissaid_____abroad,butIdon’tknowwhichcountryhestudiedin
tostudyB
tohavestudiedC
isstudyingD
tohavebeenstudying3
–Hi,Amy
Whyareyousoupset
--Ifoundthewashingmachinehad_____again
toberepairedB
repairedC
itrepairingD
itrepairedABA(作用)(语态)(时态)不定式的作用不定式的时态不定式的语态不定式1
宾语补足语4
状语((一一)
不定式用作主语不定式用作主语要在一天内完成这个工作是不可能的
Tofinishtheworkinonedayisimpossible
对于外国人来说,要学好汉语很难的
It’sdifficultforforeignerstolearnEnglishwell
不定式作主语时,可以用it作形式主语
Itisimportant______Tomtogetthatjob
Itiskind______youtohelpmewithmyEnglish
forof2
Itis+形容词+for/ofsbtodosth的结构中,若此形容词是说明的是不定式的性质时,则用for;若说明的是sb特性时则用of
Itwasnotright_____theSouthtobreakawayfromtheUnion
Howcleveritis______himtodoso
forof((二