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Module4Period4参考教案

Grammars

TeachingImportantPoints:

1)MakecleartheusesofInfinitive.

2)LearntosolvetheproblemwiththeIndefinite.

TeachingDifficultPoints:动词不定式不同时态,语态的含义及功能

TeachingMethods:Interpretation,practice

TeachingAids:textbook,computer

TeachingProcedures:

Step1Revision

AskafewstudentstodescribethesandstormsituationinAsiaandChina.

Step2Grammar

Page34:Infinitive

Part1,readthesesentencestogetherwiththestudents.TheninChineseintroducethedifferenttypesofinfinitiveandexplainwhatpartofspeechtheyactinasentence.AllowthestudentsafewminutestodoExercise2and3silentlyandthenchecktheanswers.

Handoutapieceofpaperwiththefollowingonit.

Infinitive

一)不定式的句法功能是做主语,表语,宾语,宾语补足语,主语补足语,定语,目的状语和结果状语,分别给出一个例句:

Tomasteraforeignlanguageisnecessaryforacollegestudent.

(主语)

常与it作形式主语的句式替换。

Eg:Itisnecessaryforacollegestudenttomasteraforeignlanguage.

Yourjobistowashdishes.(表语)

Shepromisedtogivehimachance.(宾语)

注:做题时注意主宾或主表一致的问题

Toseeis__________(tobelieve)

Seeingis_____________(believing)

Theteachertoldhisstudentstopayattentiontotheirpronunciation.(宾语补足语)

Iwasaskedtohelphimwithhislessons.(主语补足语)

Haveyougotapenciltodrawpictureswith?(定语)

若不定式作后置定语,此动词与所修饰词之间是动宾关系或与另一名词,代词有主谓关系,则不定式的主动表被动意义。

Eg:Ihavesomethingtoeat.

注:若事情是说话人要替对方去做,则用被动式

Eg:Youarepostingletters?Doyouhavesomanyletters_________.

toposttobepost

Sir,doyouhavesomeletters______?

No,thanks.

totypetobetyped

SomescientistswenttoGermanytoattendamedicalconference.(状语)

Hewastooexcitedtosayanything.(状语)

不定式可作目的状语,但要注意它作结果状语的时候。

Hehurriedtotheairport,only_____(_tofind)theplanehadleft.

二)注意不定式的不同时态与语态及其含义:

1)它的一般式todo表示不定式动作与主动词处于同一时间层面或动作发生于主动词之后。

HeseemstoknowFrench.

Ihavesomuchworktodonow,soIcan’tgoshoppingwithyou.

2)它的进行式表示不定式动作与主动词处于同一时间层面并且动作