2023學(xué)年完整公開課版Unit1 Learning About Language 優(yōu)質(zhì)課件（二）

ART——LearningAboutLanguageDiscoverusefulstructuresLeadinPerhapsthebestwaytounderstandWesternArtistolookatthedevelopmentofWesternPaintingoverthecenturies.Whatdothesesentenceshaveincommon?1PerhapsthebestwaytounderstandWesternArtis

tolookatthedevelopmentofWesternPaintingoverthecenturies.DuringtheMiddleAges,thepurposeofWesternArtwastoteachpeopleaboutChristianity.2DuringtheMiddleAges,thepurposeofWesternArt

was

toteachpeopleaboutChristianity.InImpression,Sunrise,Monet’saimwastoconveythelightandmovementinthesceneratherthanadetailedrecordofthesceneitself.3InImpression,Sunrise,Monet’saim

was

toconveythelightandmovementinthesceneratherthanadetailedrecordofthesceneitself.Thepurposeofeducationistodevelopafinepersonalityinchildren.4Thepurposeofeducation

is

todevelopafinepersonalityinchildren.Thesebooksareofgreatvalueandtheyarenottobesold.5Thesebooksareofgreatvalueandthey

are

nottobesold.A

+be動(dòng)詞

+

(not)todoBGrammar“去做”---表示將來(lái)或預(yù)計(jì)“todo”To-infinitiveFunctionsofinfinitive常見的Idon’tknowwhatis

tohappentousifwegoonlikethis.=

whatwillhappenThebestitemontheprogramisstilltocome.=hasn’tcomeyet;willcomelater表示將來(lái)或預(yù)計(jì)Grammar“todo”To-infinitiveexpressthepurposeof

somethingorsomeone’sopinionaboutsomething.eg:Thepurposeofducationis

to

devlop

a

fine

personality

inchildren.GrammarFunctionsofinfinitive常見的Thenextstepistomakesurethatyouknowexactlywhatisrequired.thepurposeofthenextstepTheyare

tofinishtheworkbeforethemanagercomesback.theyplantofinish

If

I’mtobethereontime,Imustleaveatonce.+條件狀語(yǔ)從句表示目的表示計(jì)劃或意圖GrammarFunctionsofinfinitive常見的Youaretoreporttothepolice.yourdutyasacitizen;youshoulddosthAssheisamiddleschoolstudent,sheistobeinclassat7inthemorning.herdutyasamiddleschoolstudent表示責(zé)任或義務(wù)GrammarFunctionsofinfinitive常見的Youhavedonesomuch.Youaretoberewarded.YoushouldberewardedThesebooksareofgreatvalueandtheyarenottobesold.Thebooksshouldnotbesoldfortheirgreatvalue用于被動(dòng)語(yǔ)態(tài),相當(dāng)于can/could,should,oughtto,must,具有情態(tài)意義GrammarFunctionsofinfinitive常見的Ifitweretorain,

wewouldhavetocancelthematchtomorrow.=Ifitshouldrain,we

wouldhavetocancelthematchtomorrow.表示虛擬語(yǔ)氣GrammarFunctionsofinfinitive特殊的

Visitorsaretoleavewhenthebellrings.

itistheruleYouaretodoyourhomeworkbeforeyouwatchTV.youareorderedtodo表示命令或規(guī)定GrammarFunctionsofinfinitive特殊的

Thebookwasnottobefound.I

guessed

wewouldnotbeabletofindthebookTheaccountoftheeventistobefoundintoday’spapers.Itisverylikelythatthereportoftheeventwillappearinpapers.表示推測(cè)GrammarFunctionsofinfinitive特殊的Theywerenevertomeetagain.theyweredestinednevertomeeteachotheragain表示命中注定ItisMarywhobroketheglassandsheistoblame.

=sheshouldbeblamed

被動(dòng)式主動(dòng)表被動(dòng)Whatmakesmehappyistoseehim.=ToseehimmakesmehappyPS：有主語(yǔ)從句的情況下，不定式作“真正”主語(yǔ)5.Themainpurposeofhisspeechis

(raise)people'sawarenessaboutpollution.

4.Yourdutyis

(ensure)allthechildren'ssafety.

3.Whatthelittleboyfearedwas

(leave)aloneathome.

2.Myintentionis

(apply)foramaster'sdegreefromPekingUniversity.

1.Whatmademeexcitedwas

(hear)hehadbeenchosenasmonitorofourclass.

Exercise主

語(yǔ)Be

動(dòng)詞Todo表語(yǔ)作真正主語(yǔ)表意圖作真正主語(yǔ)表責(zé)任表目的Follow-upquestion:whatkindoffunctionsdotheseinfinitiveformshaveinsentences?1.Whatmademeexcited

was

(hear)hehadbeenchosenasmonitorofourclass.

tohear2.Myintention

is

(apply)foramaster'sdegreefromPekingUniversity.

toapply3.Whatthelittleboyfeared

was

(leave)aloneathome.

tobeleft4.Yourduty

is

(ensure)allthechildren'ssafety.

toensure5.Themainpurposeofhisspeech

is

(raise)people'sawarenessaboutpollution.

toraiseSumma