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1、省略为了使讲话和行文简洁，句中某些成分有时可省略。省略可分以下几种情况：1.todo再现时留toHedidn’tcomethoughhepromisedto(come).Iaskedhimtoseethefilm，butheAdidn’twantto.Bdidn’twanttosee.Cdidn’twant.Ddidn’t.注意：前句谓语为be或完成/过去时态，再现为tobe或tohave。e.g.----Areyouanengineer?----No,but________.AIwanttobeBIwanttoCIwant.
2、DIwantedtobe.----Hehasn’tfinishedthetaskyet.----Well,__________Aheoughtto.Bheoughttohave.Cheought.Dheoughttohas.--Haveyoucleanedtheclassroom?---No,but_____.IamB.IamjustgoingC.IamgoingD.IamjustgoingtoInmyopinion,lifeinthetwenty-firstcenturyismucheasierthan______ituse
3、dtoB.itisusedtoC.itwasusedtoD.ItusedtobeDD2).todo作表，如前面主语中有实义动词do/did/does，则可略to。Whathewantstodois(to)gohome.3).介词but/except/besides前有动do，后省to。Hecandonothingbutliedownandsleep.2并列句中的省略两个并列分句中，二个分句承前省相同的部分。1)Myfatherisadoctorandmymother(is)anurse.2)Istudyatcollegeand
4、mysister(studies)athighschool.3）Shewaspoorbut(shewas)honest.4）Mothertookitforgrantedthatweshouldapplyourselvestoourstudies.____________________________.爸也如此。5）Motherdidn'ttakeitforgrantedthatweshouldapplyourselvestothegames.____________________________________.爸也不如此
5、。6)—Tomisanhonestworkerandworkshard.—_______________.爸也如此。SSodidDad.So助主另主也NeitherdidDad.Neither助主另主也不SoitiswithDad另主多个情况也Thepolicefoundthatthehousehadbeenbrokenintoandalotofthingshadbeenstolen.Oneofthesidesoftheboardshouldbepaintedyellow,andtheothershouldbepaintedw
6、hite.3vt+（that）宾从+andthat宾从Hetoldme(that)shewasabeautifulgirlandthatshewasclever.引导主语从句，同位语从句和表语从句的that不能省.4宾语从句中的省略---Doyouthinkitwillrain---1)I’mafraid,think,believe,hope,guess,suppose，expect,imgaineso.--2)---Idon’tbelievethink,imaginesupposeso=Ibelieve(....)not--
7、-Iguess,hope,expect,amafraid+not5.缩状从句从连+~ed/~ing/n/adj/介短(1)when/if/unless/asif/once/though/than等引导的状从主语与主句的主语一致时,省状从中主语和beOnce(hewas)ateacher,henowworksinagovernmentoffice.Helooksasif(hewas)anofficial.Workhardwhen(youare)young,oryou’llregret.(2)当从句主语It,谓动有系动be,省it
8、和beif，unless,when，where,whenever+possible/necessaryUnless（itis）necessary，you’dbetternotrefertothedictionary.Fillintheblankswitharticleswhe
