动词不定式作状语课件

动词不定式作状语动词不定式在句中作状语,主要用来修饰动词和形容词,也可用来修饰副词。在句中,不定式可作目的状语、结果状语、原因状语、条件状语等。本单元主要讲解不定式用作目的状语和结果状语的情况。动词不定式作状语动词不定式在句中作状语,主要用来修饰动词动词不定式作目的状语不定式作目的状语,意为“为了……;以便于……”,常用todo,inordertodo,soastodo,so/such...astodo等结构。如:Theteacherexplainedthesentenceclearlytobeunderstood.Hepromisedtomakealleffortssoastohelpus.动词不定式作目的状语不定式作目的状语,意为“为了……;注意:不定式作目的状语时,其动作通常迟于谓语动词的动作。如:

Isaidthattoencouragehim.2.作目的状语的不定式之前,常常加上inorder或soas,以突出或强调目的的含义。如:

Iamworkinghardinordertogetabetterresult.注意:3.如用于表示否定,inorder或soas不能省略,用inordernottodo或soasnottodo形式。如:Iwalkedquietlysoasnottodisturbthebaby.3.如用于表示否定,inorder或soas不能4.不定式作目的状语可转换为sothat/inorderthat或so...that...引导的目的状语从句。如:Heworkedveryhardtopasstheexam.→Heworkedsohardthathecouldpasstheexam.→Heworkedhardsothat/inorderthathecouldpasstheexam.4.不定式作目的状语可转换为sothat/ino动词不定式作结果状语不定式作结果状语时,一般出现在被修饰动词之前,常用于以下结构:1.too...to...意为"太……以至不……"。如:Theboxistooheavyformetocarry.动词不定式作结果状语不定式作结果状语时,一般出现在被修饰2.“not+形容词/副词+enoughtodo”意为"不够……而不能……"。如:Wearenotoldenoughtovoteandtobevoted.3.onlytodo表示意料之外的事情发生。如:Hewentbackhomehappilyonlytofindhishousehadbeenbrokeninto.2.“not+形容词/副词+enoughtodo4.so/such...asto意为“如此……以至于……”。如:Sheissoproudastolookdownuponothers.4.so/such...asto意为“如此……注意:too...to...中too后跟的是pleased,glad,anxious,willing,ready等形容词时,不表示否定的概念,而是意为“很、非常”。如:Themotherwastooanxioustoseeherson.Thegirlwastooreadytocry.注意:Completethesesentences,

using

inorderto

orsoasto.

1.Hebrokeintothehouse__________________________________.2.Alotofpeoplevisitthecentre_____________________________________.3.Drugusershavetostealthings________________________________.4.Thegovernmentisstartinganadvertisingcampaign________________________________________________.inorderto/soastosavetheoldmaninorderto/soastoseethatfamousstatueinorderto/soastopayfordrugs

inorderto/soastotellpeoplenottotakedrugs.Completethesesentences,usinCompletethesesentenceswithsoas(not)to

or

inorder(not)to

.

Shestoppedsmoking_____________________befit.Hereadthearticleaboutcocaine_________________learnabouttheproblem.Thegovernmentputupthepriceofcigarettes_____________________stoppeoplebuyingthem.inorderto/soastoinorderto/soastoinorderto/soastoCompletethesesentenceswith4.Thepolicewenttothehouse___________________arrestthedrugdealer.5.Shedoesn’tgooutwithpeoplewhosmoke________________________startsmokingagain.inorderto/soastoinordernotto/soasnotto4.ThepolicewenttothehousCompletethesesentenceswithsoorsuch

(a).Thedrugwas____dangerousthat___________________.Cocaineis______expensivethat_______________________________.Theywere_____addictivedrugsthat________________________________________________.sohebecameveryillsoaddictsstealtogetmoneytobuyitsuchonecouldn’tstopusingthemoncehe/shestartedCompletethesesentenceswith4.Adamwas____unhappythat______________________________________________.5.Thedruguserwasshouting_____loudlythatthepolicearrestedhim.6.Drugdealersare______dangerouspersonsthatpeopleareafraidofthem.sohewenttoseeadoctor/herefusedtohavelunchsosuch4.Adamwas____unhappythatCanyoujointhesetwosentencestogether?Itwasarainymorning.Icouldn’tdomorningexercise.ItwassucharainymorningthatsucharainymorningthatIcouldn’tdomorningexercise.CanyoujointhesetwosentencHeisacleverboy.Helearnttoplaythepianoattheageoffive.Heissuchacleverboythathelearnttoplaythepianoattheageoffive.Heisacleverboy.HelearntItwasstormylastnight.Themeetingwascancel