文档介绍：英语四级考试重点语法精选汇总
英语四级考试重点语法精选汇总
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英语四级考试重点语法精选汇总
大学英语四级语法精要
一、动词(时态，语态，用法，省略，一致性等)
（一）时态
、担当besupposedto与不定式的一般形式搭配时往往表示不同的意义。
英语四级考试重点语法精选汇总
英语四级考试重点语法精选汇总
25/25
英语四级考试重点语法精选汇总
Whyareyoudrivingsofastinthisarea?Youaresupposedtoknowthespeedtoknowthe
speedlimit.(你应该晓得速度限制)
3、双宾语及宾补结构的被动语态
1）双宾语结构的被动语态:双宾语结构变为被动语态时,可以把主动结构中的一个宾语变为主语,另
一个宾语仍然保留在谓语后面,但多数是把间接宾语变为主语。
·Hewasaskedanumberofquestionsatthepressconference.
Twodayswereallowedthemformakingthenecessarypreparations.
2）宾补结构的被动语态:
、短语动词
1）Vi.+adv.：Theplanetookofftwohourslate.
2）Vi.+prep.：TheylookedroundtheCathedral.
3）Vi.+prep.(有被动语态)：She’slookingafterhersister’schildren.
4）Vi.+adv.+prep.：Ibegantolookforwardtotheirvisits.
5）Vt.+O+adv.：Somewomenchoosetostayathomeandbringuptheirchildren.
Thechildrenwerebroughtupbytheirmother.
6）Vt.+adv.+O(无被动语态)：Iamtryingtogiveupsmoking.
7）Vt.+O+prep.：WetalkedDonaldintoagreement.
（三）省略
1、在以as,than,when,if,unless等引导的从句中的省略:在有些状语从句中,如果谓语包含有
动词be,主语又和主句的主语一致a),或者主语是itb),就常常可以把从句中的主语和谓语的一部分
(特别是动词be)省略掉.
1）Lookoutforcarswhencrossingthestreet.
Whentakenaccordingtothedirections,thedrughasnosideeffects.
Ifnotwellmanaged,irrigationcanbeharmful.
Thoughreducedinnumbers,theygainedinfightingcapacity.
Hesaidthatnoacrobatcouldeverperformthosedaringfeatsunlesstrainedveryyoung.
Oncehavingmadeapromise,youshouldkeepit.
2）IfnecessaryI’llhavetheletterduplicated.
Asscheduled,theymetonJanuary20attheChineseEmbassy.
2、在以thana)或asb)引起的从句中,常会有一些成分省略.
1）Hetoldmenottousemorematerialthan(itis)necessary.
Weshouldthinkmoreofthecollectivethanofourselves.
2）Theyworkedwithasmuchenthusiasmasyoungpeople(did).
Heisnowavice-manager,butstilloftenworksinthekitchenasbefore.
Theirtrainingisfree,asisalleducation.
Wewill,asalways,standonyourside.
3、错误的省略
1）HislifeisasfullycommittedtobooksasanyoneIknow.
2）Whilestandingthere