英语高中人教版必修5学案Unit5-4Word版含解析

Period4语法专题课学习目标1.Tomasterthebasicusageofellipsisandknowwhichpartsofthesentencescanbeomitted.2.Tolearntouseellipsisinrealsituationthroughself-studyandpractice.3.TogetabsorbedinEnglishstudyandenjoythebeautyofEnglish.学习过程Step1:Lead-inLookatthesesentences.Discusswithyourpartnerswhichwordshavebeenleftout.Pleasepletethem.A.Soundslikeagoodidea.B.Doesntmatter.C.Thisway,please.D.Likesomemoretea?E.Pityyoucante.F.Illbegladifinvitedtotheparty.G.—Doyouknowhertelephonenumber?—No,Iveforgotten.Step2:自主学习(自学建议:观察思考以下例句,小组内相互讨论总结省略这一语法现象,然后由各小组进行语法展示,互相点评。)1.状语从句中的省略【观察思考】(1)When(shewas)asked,shedidntansweraword.(2)If(itis)necessary,callhimforhelp.(3)Onceseeingher,youwilllikeher.(4)Shoulditraintomorrow,wewouldhavetoputoffthevisittillnextweek.(5)Childasheis,heknowsalot.【归纳总结】规则1在状语从句中,主从句的主语相同或从句的主语是it,且谓语中含有be时,常省略,如:(1)(2)。

规则2在时间、条件、让步、方式等状语从句中,当从句的主语与主句的主语相同时,可将从句的主语省略,而将从句的谓语动词变为,如:(3)。

规则3(1)虚拟条件句中,动词为were,should,had时,若将它们提到句首,则需省略,如:(4)。

(2)在as引导的让步状语从句中,当作表语的单数名词提前时,要省略,如:(5)。

2.不定式的省略【观察思考】(1)—Didyougetaticket?—No,Imeantto,buttherewerentanyleft.(2)Youcangoandplayfootballifyouwant.(3)—Areyouadoctor?—No,butIusedtobe.(4)—Hehasntfinishedthework.—Butheoughttohave.【归纳总结】规则动词不定式结构中,为了避免重复,常承前省略后的内容,但要保留不定式符号to,如:(1)。want,like后的不定式符号to也常省略,如:(2)。

注意承前省略的动词不定式如果有助动词have或be,则要保留,如:(3)(4)。

3.替代性省略【观察思考】(1)—Doyousupposeheisgoingtoattendthemeeting?—Isupposenot.(2)—HecansingthissonginEnglish.—SocanI.【归纳总结】规则1在一些交际用语中的某些动词,如:think,suppose,expect,believe,guess等后常常和,等连用,以替代上文出现的内容,如:(1)。

规则2“So/Nor(Neither)+谓语+主语”这种句型,表明前面提到的情况也适用于后者,如:(2)。课堂练习挑战一小试牛刀Ⅰ.将以下句子不必要的成分用斜线划掉1.Theburnthatshegotfromtheironwasredanditwasverypainful.2.Aboywasontheleftsideofthesickwoman,andagirlwasontherightsideofthesickwoman.3.Shehasadaughterwhoisinhospital.4.Hewenttothedoctorbecausehehadtogotothedoctor.5.Onlysomeofthestudentshavedoneafirstaidcoursebutmostofthestudentshaventdoneafirstaidcourse.Ⅱ.下列各句均有一处错误,请指出并改正1.Ourhometownisnolongerwhatitusedto.2.WhenIintrouble,Ialwaysturntoherforhelp.3.Tompickedupacoinintheroadandhandedonetoapoliceman.4.Noonecanbearbeinglaughedinpublic.5.Whenparingwiththesizeofthewholeearth,thebiggestoceandoesntseembigatall.6.Thegoodswereorderedlastmonthhaventarrivedyet.挑战二典题在线Ⅰ.单项填空1.itraintomorrow,wewouldhavetoputoffthevisittotheYangpuBridge.

A.Were B.Should C.Would D.Will2.forthefreetickets,Iwouldnothavegonetothefilmssooften.

A.Ifitisnot B.WereC.Haditnotbeen D.Iftheywerenot3.Ididntknowwhatwasonhismindatthetime,nordid.

A.anyone B.anyoneelseC.noone D.nooneelse4.Ofthemakingofgoodbooksthereisnoend;neitheranyendtotheirinfluenceonmanslives.

A.thereis B.thereare C.isthere D.arethereⅡ.翻译句子1.我没定下是否当职业运动员。2.他说英语比我说得快。3.一些人能游两英里,而有些人只能游四十米。4.如果想来我办公室就来吧。5.他量了水的深度和水的温度。6.我没料到他们能完成这项工程这样快,但他们确实已完成了。7.除非我被邀请,否则我不会来。课后作业1.Rememberwhatyouhavelearned.2.ApplytheknowledgeintoyoureverydayuseofEnglish.参考答案学习过程Step1A.(It)soundslikeagoodidea.B.(It)doesntmatter.C.(Yougo)thisway,please.D.(Wouldyou)likesomemoretea?E.(Itisa)pityyoucante.F.Illbegladif(Iam)invitedtotheparty.G.—Doyouknowhertelephonenumber?—No,Iveforgotten(hertelephonenumber).Step21.【归纳总结】主语和系动词be分词形式if;不定冠词2.【归纳总结】不定式;be或have3.【归纳总结】so;not课堂练习挑战一Ⅰ.1.itwas2.句末的ofthesickwoman3.whois4.句末的gotothedoctor5.句末的doneafirstaidcourseⅡ.1.句末加be2.去掉第一个I3.one→it4.laughed后加at5paring→pared6.去掉were挑战二Ⅰ.1.B2.C3.B4.CⅡ.1.Ihaventdecidedwhethertobeaprofessionalsportsmanornot.2.HespeaksEnglishfasterthanI.3.Somepeoplecanswimtwomileswhile