Unit1Period3Discoverusefulstructures课件高中英语人教版选择性

Unit1

PeopleofAchievement

Period3Discoverusefulstructures1.得出结论____________________2.坚持；坚决要求_____________3.对...来说至关重要______________4.掌权、上台___________________5.导致__________6.竖立；竖起来_________________7.承诺；保证（做某事、遵守协议等）______________________8.总结；概括______________9.似乎；好像________________

__________________11.死于____________12.弄清；查明____________13.毕业于___________________14.担任______________________15.花费；占用___________16.磨损；损耗________________drawaconclusioninsistonbevitaltoleadtostandonendsumupasthough/ifasaconsequencediefromfindoutgraduatefromtakeupapositiontakeupwearandtear10.结果是短语复现1.了解非限制性定语从句中关系词的使用规则,及与限制性定语从句的异同;2.能够正确理解并运用非限制性定语从句。Objective目标:Revision定语从句attributiveclause

定义:修饰或限定主句中名词/代词的句子。由关系代词/关系副词引导，相当于形容词，所以又叫形容词性从句。一般紧跟在它所修饰的名词/代词(即先行词)后。分类:

1、限定性定语从句

2、非限定性定语从句2.ThewomanwhoisreceivingtheprizeisTuYouyou.先行词关系词定语从句关系代词关系副词who,whom,which,that,whose,aswhere,when,why1.ThewomanisTuYouyou.关系代词（who,whom,which,that,whose）的指代关系指人指物在定语从句中的作用WhoWhomWhichthatwhose√√√√√√√主语 宾语宾语主语 宾语主语 宾语定语Presentation-非限定性逗号一、非限制性定语从句的特点的区别:Hisfather,whoworksinBeijing,returnedyesterday.他的父亲,在北京工作,昨天回来了。非限制性定语从句的特点1.结构上，用逗号与主句隔开。2.

在意义上，引导词常译为“这个，这些”；翻译成两个句子。3.在功能上，可以用来修饰主句中的词或整个主句的情况，对主句起补充说明的作用，去掉，对句子无影响。4.特殊情况：除了that不可用，其余关系词都可用。1.ThisisthemanthatImetyesterday.2.ThisisMike,whousedtobemyclassmate.3.Hesaidnothingthatmadeherangry.4.Hesaidnothing,whichmadeherangry.二、非限制性与限制性定语从句的区别从句区别限制性定语从句非限制性定语从句1.形式上①_____逗号和主句隔开②______逗号和主句隔开2.意义上是对先行词的修饰限定，③_____删去是对先行词的补充说明，删去后意思④__________3.译法上翻译成先行词的定语，⑤“________”通常翻译成主句的⑥_________4.关系词⑦_________关系代词及关系副词⑧关系代词不用_______关系副词不用________不用用不能仍完整…的并列句所有的thatwhyExamples典例1]

ThebooktellsusaboutAlexanderFleming,whodiscoveredpenicillin.这本书讲述亚历山大·弗莱明的故事，这个人发现了盘尼西林。as位置：可置于主句前、中、后。先行词：通常为整个主句含义：“正如，如同”which位置：置于主句之后

先行词：主句中的一个词、

主句的部分内容、

甚至整个主句含义：“这，那（件事）”三、as和which引导非限制性定从的区别：asisexpected正如所预料的那样asisreported/said正如报道/所说的那样asisknowntoall

众所周知ashasbeensaidbefore如前所说asisoftenthecase情况常常如此ashasbeenpointedout正如指出asoftenhappens这情况常发生ashasbeenmentionedabove

正如上面所提到的as常见搭配[典例3]选词填空(as/which)①Untilnow,wehaveraised50，000poundsforthepoorchildren,______isquiteunexpected.②Thereisnosimpleanswer,______isoftenthecaseinscience.③ThepresidentoftheWorldBanksayshehasapassionforChina,______heremembersstartingasearlyashischildhood.④______isknowntousall,heisagiftedpianist.whichaswhichAs

四.“介词＋关系词”的用法1．介词后面的关系词为whom，which，先行词指人时，用whomHeisthepersonfromwhomyoucanlearnalot.先行词指物时用whichDoyourememberthedayonwhichyoujoinedourclub?先行词指原因时，用for＋which结构。Thereason,forwhichhewasabsent,wasn'tgiven.Inthedarkstreettherewasn’tasinglepersontowhom

shecouldturnforhelp.

时间when=in/at/on/duringwhich地点where=at/in/onwhich^to1.Thechildren,______hadplayedthewholedaylong,werewornout.A.allofwhatB.allofwhichC.allofthemD.allofwhom2.Lastweek,onlytwopeoplecametolookatthehouse,_______wantedtobuyit.A.noneofthem B.bothofthem C.noneofwhom D.neitherofwhom7.TheSecondWorldWar___millionsofpeoplewerekilledendedin1945.A.afterwhich B.where C.inthat D.duringwhich

DDDSummary①⑤②③④PracticePractice1.Thesunrisesintheeastandsetsinthewest,______isknowntoeverybody.A.whichB.this C.thatD.it2.Beethoven,______healthwaspoor,becameaveryfamousmusicianintheend.A.whoB.whose C.whomD.which3.Hewillhavetowaituntilnextmonth,______everythinghasbeenready.A.whichB.where C.whenD.bywhat4.Theshopassistantwasveryrude