人教版（2019） 必修 第三册Unit 4 Space Exploration Discovering useful structures课件（共25张PPT).pptxVIP

Discoveringusefulstructures

非谓语动词现在分词/动名词(doing)过去分词(done)动词不定式(todo)

OnSeptember27,2008,ZhaiZhigang,aChineseastronaut,climbedoutofthespacecraft_______(fix)aChineseflagontheoutsideofthespaceship.HeisthefirstChineseastronaut_________(make)aspacewalk.tofixtomakeWhatarethefunctionsofthem?to+动词原形Infinitive动词不定式adverbialattributiveFillintheblankswiththecorrectformsofthewords.

Lookatthefollowingsentencesandtellthefunctionsoftheinfinitives.1.Itrainedforalongtimetoflyairplanesasafighterpilot.2.Asweallknow,anastronautneedstobehealthyandcalminordertoworkinspace.3.Firstofall,youmustbeintelligentenoughtogetarelatedcollegedegree.4.Somescientistsweredeterminedtohelphumansrealizetheirdreamtoexplorespace.5.On12April1961,YuriGagarinbecamethefirstpersonintheworldtogointospace.adverbialadverbialadverbialattributiveattributiveFindmoreexamplesfromtheunit.

1....andscientistsworkhardtofindanswers…2.Theymakevehiclestocarrybravepeopleintospacetofindoutthesecretsoftheuniverse.3.Forexample,AmericasNASAspaceagencylaunchedVoyager1on5September1977tostudydeepspace...4.Thesedisastersmadeeveryonesadanddisappointed,butthedesiretoexploretheuniverseneverdied.5.Chinabecamethethirdcountryintheworldtoindependentlysendhumansintospacein2003,…(asadverbial)(asattributive)(asadverbial)(asattributive)(asattributive)Moreexamples:(asadverbial)

6....followedbythevehicleJadeRabbitbeingsenttothemoontostudyitssurface.7....ChinalaunchedtheTiangong2spacelabintospaceandTianzhou1todockwithit.8.ThissignalledonestepfurtherinChinasplantoestablishaspacestationinthefuture.9.ChinahassentChang’e4toexplorethesurfaceofthefarsideofthemoontomakemeasurementsandobservations.10....andChinaallhaveplanstofurtherstudyandexplo