Unit+1+Art+Discover+Useful+Structures高中英语人教版（2019）选择性必修第三册.pptxVIP

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语法精讲

只

动词不定式infinitives;

Bytheendofthisperiod,youwillbeableto:

1.comprehendandmastertheforms,functionsanddifferentmeaningsoftheinfinitivesasthepredicativethroughcontext;

2.usetheinfinitivesproperlyandmakeupshortconversations;

非谓语动词之todo

谓语

doing

具有动词的性质;

找出谓语和非谓语

1.ToimprovemyEnglish,Idecidetolearngrammar.

2.Goingtobedearlyandgettingupearlyisbeneficialtoourhealth.3.Seenfromthetopofthehill,ourschoollooksbeautiful.

4.Thestudy,publishedin2009,foundthatwhenwritingwithapenandpaper,participantswrotelongeressaysandmorecomplete

sentencesandhadafasterwordproductionrate.;

找出谓语和非谓语

1.ToimprovemyEnglish,Idecidetolearngrammar.

2.Goingtobedearlyandgettingupearlyisbeneficialtoourhealth.

3.Seenfromthetopofthehill,ourschoollooksbeautiful.

4.Thestudy,publishedin2009,foundthatwhenwritingwithapenandpaper,participantswrotelongeressaysandmorecomplete

sentencesandhadafasterwordproductionrate.;

不定式：是一种非谓语动词

1.非谓语动词：是指那些在句中不能单独充当谓语的动词，

2.动词不定式在句中可以作句子_除谓语之外的任何句子成分。

3.动词不定式的被动形式除了一般形式外还有其完成式和进行式。;

非谓语动词之todo

Tobeadoctorishard.(不定式作主语

Hisworkistodriveacar.(不定式作表语

Iwanttotellyouastory.(不定式作宾语)

Shewasthelaststudenttoleavetheclassroom.(不定式作定语)

Tellhimtoleaveherenextweek.(不定式作宾语补足语)

动词不定式不能单独作谓语，可以作主语、

宾语、表语、定语、补语等。;

语，;

Itishardtogiveaprecisedefinition.

subject主语

attribute定语

PerhapsthebestwaytounderstandWesternartistolookatthe

developmentofWesternpaintingoverthecenturies.predicative表语

DuringtheMiddleAges,thepurposeofWesternartwastoteachpeopleaboutChristianity.predicative表语

…themaincharacterswereoftenmademuchlargerthaneveryoneelsetoshowtheirimportance.

adverbial状语;

object宾语

Hesoughttoshownotjusttheouterimageofhissubjects,buttheir

innerwarmthandhumanityaswell.