公开课(14-15下)（5月20日）

Warmlywelcome

toourclass!

Class2,Grade1

---QinBaoyinUnit2APioneerForAllPeopleLanguagepointsforreadingKeyStructures:1....strongbodyarejustlikethoseofmillionsofChinesefarmers,forwhomhehasstruggleforthepastfivedecades.(line3).〖解析〗非限制性定语从句.先行词是Chinesefarmers,

指人,关系代词whom

在从句中做介词宾语,介词前置,介词与从句动词构成搭配

struggleforsb.〖归纳〗介词+关系代词介词+whom(人)介词+which(物)2.in1973,hebecamethefirstagriculturalpioneerintheworldtogrowricethathasahighoutput.(line5).〖解析〗限制性定语从句。先行词是rice,

指物,关系代词that

代替先行词rice，在从句中作主语。〖归纳〗先行词是物，用关系代词that/which来引导定语从句即学即练:1.Theoldpeople,______wereveryexcitedbyourvisit,toldustheirpersonalstories.(段考题)

〖考点〗考查非限制性定语从句〖解析〗先行词为Theoldpeople,是人，用关系代词who来引导从句。主语。who2.Thatisonethingmakesmeproudof.

(改错)(2，3班上周的学生作文)〖考点〗考查限制性定语从句〖解析〗先行词为onething,是物，用关系代词which/that来引导从句。但作主语不能省略，作宾语可省略。∧

which/that即学即练:3.Theman,whomyoujusttalkedwasafriendofmine.(改错)〖考点〗考查非限制性定语从句〖解析〗先行词为theman,被关系代词whom代替在从句中作talkwith

的宾语,介词with

可以放在关系代词之前,withwhom∧

with即学即练:4.Guncontrolisasubject,__________Americanshavearguedforalongtime.〖考点〗考查非限制性定语从句〖解析〗先行词是asubject,

指物,关系代词在从句中做介词的宾语,介词前置,介词与从句动词构成搭配argueaboutsth.aboutwhich即学即练:5.Hewaseducatedatthelocalhighschool,afterthathewentontoBeijingUniversity.(改错)〖考点〗考查非限制性定语从句〖解析〗afterwhich为“介词+关系代词”结构,引导非限制性定语从句,

which指代整个主句的内容。which拓展提升:6.Shebroughtwithherthreefriends,noneof

Ihadevermetbefore.〖考点〗考查定语从句中的非限制性定语从句。〖解析〗表示“部分的词语+of+关系代词”在非限制性定语从句指人只能用whom。whomKeyStructures:1.YuanLongpinggrowswhatiscalledsuperhybridrice.(line4).〖解析〗what引导的名词从句中的宾语从句.

〖归纳〗

主语从句(subjectclause)宾语从句(objectclause)表语从句(predicativeclause)同位语语从句(appositiveclause)名词从句(Nounclauses)即学即练:1.Grandmapointedtothehospitalandsaid,“That'swhereIwasborn.”〖考点〗考查名词性从句中的表语从句〖解析〗本句是名词性从句中,where引导的表语从句。本句中的关键词是thehospital,表示的是地点。2.

ExactlywhenthepotatowasintroducedintoEuropeisuncertain,butitwasprobablyaround1565.〖考点〗考查名词性从句中的主语从句。〖解析〗此处when引导主语从句并在从句中作状语。3.Wepromisewhoeverattendsthepartyachancetohaveaphototakenwiththemoviestar.〖考点〗考查名词性从句中的宾语从句。〖解析〗whoever引导的宾语从句,在句中作主语。4.Modernsciencehasgivenclearevidencethatsmokingcanleadtomanydiseases.〖考点〗考查名词性从句中的同位语从句。〖解析〗用后面的句子来解释说明前面名词（evidence）的内容。拓展提升:1.Theroadiscoveredwithsnow.Ican’tunderstand________theyinsistongoingbymotorbike.〖考点〗考查名词性从句中的宾语从句。〖解析〗根据句意。冰雪封路,而他们还坚持乘摩托车,“我”不能明白的显然是原因,因此用“why”why2.Whattheyhavedonemakeallofushappy.(改错)(2，3班上周的学生作文)〖考点〗考查名词性从句中的主语从句。〖解析〗由what引导的主语从句作主语，谓语动词用单数。makes3.Alongwiththeletterwashispromise_______hewouldvisitmethiscomingChristmas.〖考点〗考查名词性从句中的同位语从句。〖解析〗由句子结构可以看出promise后的从句非常完整,不缺少任何句子成份；由题意可知该从句用以说明promise的内容,所以可判断出是一个同位语从句,故引导词要用that。但不作任何成分。that4.Seetheflagsontopofthebuilding?Thatwaswhichwedidthismorning.(改错)

〖考点〗考查名词性从句中的表语从句。〖解析〗由句中句子结构可知,此处缺一表语从句引导词,而且要在句中作did的宾语,因为which在名词从句中不作任何成分，故只有what符合要求。whatKeyStructures:

1.Thisspecialstrainofricemakesitpossibletoproduce20%moreof...(line6).

〖考点〗考查形式宾语。〖解析〗有动词也有adj。it

作形式宾语，真正的宾语是“不定式”。

〖归纳〗形式宾语结构：1).V+it+adj/nforsb

todo

sth2).V+it+(adj/n)+that/when/if

...即学即练:1.Childrenfindinterestingtoplaycomputergames.(改错)(2,3班上周的学生作文)〖考点〗考查形式宾语。〖解析〗有动词也有adj。缺it

作形式宾语。∧

it即学即练:1.Wethink____ourdutytopaytaxestoourgovernment.〖考点〗考查形式宾语。〖解析〗有动词也有n。缺it

作形式宾语.it拓展提升:1.Ihatewhenpeopletalkwiththeirmouthsfull.(改错)2.I’dappreciate____ifyouwouldliketoteachmehowtousethecomputer.

〖考点〗考查形式宾语中。it特殊用法。

〖解析〗英语中like,love,hate等动词后面不能直接带宾语从句,通常在这些动词后面加it,然后带相应的从句。it没有具体所指，但是也不能省略。∧

ititKeyStructures:

1.Nowmorethan60%ofthericeproducedinChinaeachyearisfromthishybridstrain.

(line7)〖考点〗考查过去分词短语作后置定语。〖解析〗用过去分词短语在句中做后置定语饰其前面的therice，相当于一个定语从即：which/that

is

producedin…。即学即练:1.Therehavebeenseveralnewevents_________(add)totheprogramforthe2008BeijingOlympicGames.〖考点〗考查的是过去分词短语做后置定语的用法。〖解析〗add与newevents之间为动宾关系,故用过去分词短语在句中做后置定语来修饰events。相当于一个定语从句：which/thatareaddedto….。added即学即练:2.Sofarnobodyhasclaimedthemoneydiscoveringinthelibrary.(改错)〖考点〗考查的是非谓语动词中的过去分词做后置定语的用法。〖解析〗该空在句中作后置定语修饰themoney,根据themoney与discover的被动关系,用过去分词短语在句中做后置定语来修饰themoney

,相当于一个定语从句;which/thatisdiscoveredin…。discoveredKeyPhrases:1.“...的其中/当中一个”oneof+n(pl)1).Heisoneofthebeststudentsinourclass.

2).Oneofthebeststudentsinourclassiscomingtoseemenextweek.拓展:1.CharlesDarwinisconsideredoneofthegreatestbiologist.(改错)(段考题)2.Heistheonlyoneoftheboyswho____willingtodothework.

3.Heisoneoftheboyswho______willingtodothework.

biologistsisare〖考点〗考查定语从句中主语一致问题。〖解析〗在“oneof+复数名词+定语从句”的结构中，定语从句中谓语动词常用复数；在“the(only)oneof+复数名词+定语从句”的结构中，定语从句中谓语动词常用单数。2.“把...当作看;把...看成...”consider...(as)...=consider...(tobe)+n/adj...=regard...as...=treat...as...=think...as...=lookon...as...

拓展:considertodosth“认为...;以为...”

doingsth“考虑做…...；想做…...”即学即练:1.Theyareconsidering______(go)toNanningfortheSpringFestival.

2.Healwaysconsidershimself_____excellentstudentinhisclass.goingan3.“在过去的五十年”forthepastfivedecades.1)....strongbodyarejustlikethoseofmillionsofChinesefarmers,forwhomhehasstruggledforthepastfivedecades.(line3).2).Overthepasthalfcentury,usingchemicalfertilizershasbecomeverycommoninfarming.(p14.line1)3).Withthehelpofhightechnology,moreandmorenewsubstanceshavebeendiscoveredinthepastfewyears.4).Thecountrylifehewasusedtohaschangedgreatlysince2014.总结归类：1).现在完成时+over/in/forthepast/last+time

2).现在完成时+recently/lately/since/sincethenKeyStructures:1.Bornin1930,YuanLongpinggraduatedformSouthwestAgriculturalCollegein1953.〖05湖南〗_____inawhiteuniform,helooksmorelikeacookthanadoctor.

A.Dressed

B.Todress

C.Dressing

D.Havingdressed

〖答案〗A〖考点〗考查非谓语动词。〖解析〗本题考查非谓语动词的用法。句意为：他穿着白色制服看上去与其说像大夫倒不如说像厨师。dress是及物动词,其用法为dresssb./oneself（表动作）；bedressedin（表状态）。dress与句子的主语he之间是动宾关系,故用过去分词作状语,表被动。〖05江苏〗________inthemountainsforaweek,thetwostudentswerefinallysavedbythelocalpoliceA.HavinglostB.LostC.BeinglostD.Losing〖答案〗B〖考点〗考查非谓语动词。〖解析〗过去分词Lost=Havingbeenlost=Havingbeenmissing表示一种持续的状态。1.Findingwaystogrowmorericehasbeenhislifegoal.1.Usinghishybridrice,farmersareproducingharveststwiceaslargeasbefore.即学即练:1.Mymothertookme______(see)thedoctor.(段考题)

2.Someaudiencewerewatchingthepresident______(give)aspeechonTV.3.Theywalkedoutangrily,_______(leave)thefoodunfinished.toseegiveleaving4.Moreimportantly,hisstoryencouragedalotofpeople_______(take)apositiveattitudetowardslife.5.(know)_________theforeignlanguageisveryimportantforeveryonewhowantstogoabroadforfurtherstudy.totakeknowing即学即练:1.OnlyinthiswayIdoabetterjobinmystudyinhighspirits.（改错）2.NotuntilIcamehomelastnightMumgotobed.（改错）3.Onlywhenyoucanfindpeaceinyourheartyoukeepgoodrelationshipswithothers. 改错）can/will∧

∧

did∧

can/will即学即练:1._______(Do)exerciseisgoodforyourhealth.2.TakeexercisemakesmeevenmorehealthiersothatIwon’tbeillveryoften.(改错)DoingTakingKeyPhrases:1.Overthepasthalfcentury,usingchemicalfertilizershasbecomeverycommoninfarming.观察与发现

（2014四川卷）4.Inow,wehaveraised50.000poundsforthepoorchildren.______isquiteunexpected.A.thatB.whichC.whoD.it观察与归纳:1.----Tony,whyareyoureyesred?---I___________(cut)uppeppersforthelastfiveminutes.

（2014江西卷,24）2.Withthehelpofhightechnology,moreandmorenewsubstances________________(discover)inthepastyears.3.Tom___________(work)inthelibraryeverynightoverthelastthreemonths.

(2012北京卷,23)havebeencuttinghavebeendiscoveredhasworked即学即练:4.Thecountrylifehewasusedtochangegreatlysince2014.(改错)5.Uptonow,theprogramsavesthousandsofchildrenwhowouldotherwisehavedied..(改错)haschangedhassaved总结归类：1).

over/in/forthepast/last+time+现在完成时2).

recently/lately/sincethen+现在完成时即学即练:1.“Youcan’tcatchme!”Janetshouted,_________(run)away.

2.When_________(offer)help,oneoftensays“Thankyou.”or“It’skindofyou.”

runningoffered3.________________(separate)fromothercontinentsformillionsofyears,Australiahasmanyplantsandanimalsnotfoundinanyothercountryintheworld.4.Therehavebeenseveralnewevents_________(add)totheprogramforthe2008BeijingOlympicGames.HavingbeenseparatedaddedKeyStructures:1.Furtherreadingmademerealizethatitwashardworkanddeterminationaswellashergentlenaturethatgot