牛津高中英语M5U1GrammarTodo不定式课件

AdvancewithEnglish
牛津高中英语
M5U1Grammar
To-infinitive
AdvancewithEnglish牛津高中英语M5U1
Whatcanwelearnaboutfriendship
fromAnnie’sletters?
1.Totalktoafriendopenlyandsincerely
whensomethingunpleasanthappensis
veryimportantifwearetokeepthe
friendship.
2.Weshouldalwaysremindourlvesto
trustourfriendswhateverhappens.
subject
predicative
objectcomplement
Whatcanwelearnaboutfriend
StudythetwolettersonPage5,
tryingtofindoutmoreTo-infinitives
inthelettersandtelltheirfunctions
inthentences.
StudythetwolettersonP
Youhaveeveryrighttofeelbetrayed…
(attribute)
(2)…shewantedtoembarrassyouinpublic…
(object)
(3)Itemsyouneedtoapologizequickly
toavoidlosingagoodfriend!
(4)…,oneofyouhastobethefirsttoadmit…
(object)(attribute)
(object)
(adverbial)
Youhaveeveryrighttofeel
动词不定式由“to+动词原形”构成,其否定形式是nottodo。动词不定式可以单独使用或用作动词
不定式短语的一个部分。不定式在句中可做主语、
宾语、状语、表语、宾语补足语和定语等,但不能
单独作谓语。
ThefunctionsofTo-infinitive
动词不定式由“to+动词原形”构成,其否定形式
1.作主语
ToreadEnglisheverydayisnecessary.
(不定式toreadEnglisheveryday做主语)
动词不定式做主语时,为了句子平衡,通常用it做形式主语,而把不定式放在谓语之后。例如:
ItisnecessarytoreadEnglisheveryday.
Itisagoodideatogoforapicnictoday.
1.作主语ToreadEnglisheveryda
2.作宾语
Iwanttoeafilm.(不定式toeafilm做宾语)
不定式做宾语时,若还带有宾语补足语,往往把不定式放在补足语后,用it做形式宾语。例如:
HefindsitdifficulttolearnChine.
Wethinkitimportanttomasteraforeignlanguage.
3.作宾语补足语
JoeinvitedmetogiveaspeechonChinehistory.(不定式togiveaspeechonChinehistory做宾语补足语,补充说明宾语me)
2.作宾语Iwanttoeafilm.
2)试比较:
Doyouhaveanythingtowash?你有什么要洗吗?(不定式towash的动作执行者是you)
Doyouhaveanythingtobewashed?你有什么要(别人)洗吗?(不定式towash的动作执行者是别人,而不是you)
Ihavealettertopost.(不定式topost做定语,修饰名词letter)
1)做定语的不定式如果是不及物动词,不定式后面须有相应的介词。例如:
Shehadonlyasmallroomtolivein.
Ineedapentowritewith.
4.作定语
2)试比较:Ihavealettertopost
6.作状语
表示目的。例如:
Theyworkedharddayandnighttopaybackthedebt.
表示结果。例如:
Ihurriedtotheairportonlytofindtheplanehadtakenoff.
表示原因。例如:
Shefeltdisappointedtohearthenewsthatshehadn’tbeenpromoted.
5.作表语
Joe’swishistobecomealawyer.
(不定式tobecomealawyer在连系动词is后做表语)
6.作状语5.作表语Joe’swishistob
Moreexamplentences
Thankstomyfriends,mylifeem
tobegettingeasierandmoreinteresting.
Matthewmaypretendtobemakingfriends
withPeter.
Personally,Ifeelhappytohavemade
somegoodfriends.
Heissaidtohaverecoveredfriendship
withTom.
MoreexamplentencesThanks