1、同位语从句同位语从句同位语：同位语：n对前面的名词或代词做进一步的解释；通常由对前面的名词或代词做进一步的解释；通常由名词，数词，代词等担任。名词，数词，代词等担任。nThis is Mr.Zhou,our headmaster.nHe raised a question where we will have our meeting.nThe news came that they had won the game.n在复合句中做同位语的从句叫做在复合句中做同位语的从句叫做同位语从句同位语从句。n同位语从句常放在同位语从句常放在idea,news,fact,promise,suggestion
2、,belief,truth等等抽象名词抽象名词后面，用后面，用来说明前面那个词的来说明前面那个词的具体内容具体内容。换言之，同位语换言之，同位语从句是对所修饰名词的从句是对所修饰名词的内容内容作进一步说明作进一步说明。1.that引导同位语从句引导同位语从句l如果同位语从句意义完整，则应该用如果同位语从句意义完整，则应该用that引导。引导。lthat 在从句中并不充当成分，也没有意义，不在从句中并不充当成分，也没有意义，不能省略。能省略。lThe suggestion that Chinese students should be given more free time is welcom
3、ed by many people,especially kids in school.lThe fact that two thirds of all girls are on a diet worries their parents and teachers a lot.2.Whether引导同位语从句引导同位语从句n如果同位语从句意义不完整，需增加如果同位语从句意义不完整，需增加“是否是否”的含义，则应该用的含义，则应该用whether引导。引导。Whether不不能省。能省。nThe question _he comes or not is not important.nWe will
4、 discuss the problem _the sports meeting will be held on time.if 不能引导同位语从句。不能引导同位语从句。whetherwhether3.连接代词连接代词n连接代词连接代词 what,which,who,whom,whose引导从句，在从句中充当主语，宾语，引导从句，在从句中充当主语，宾语，表语等。表语等。nThe question _ should go abroad required consideration.nI have no idea _one I should choose.whowhich4.连接副词连接副词n连接
5、副词连接副词when,where,how,why 引引导从句，在从句中做状语导从句，在从句中做状语。The question _I did it is hard to answer.They had no idea _they should go to find some food.howwherePractice:n1.Modern science has given clear evidence _ smoking can lead to many diseases.A what B which C that D wherenI made a promise to myself _ thi
6、s year,my first year in high school,would be different.A whether B what C that D howCCdemand，suggestion,proposal等后的同等后的同位语从句要使用虚拟语气，即位语从句要使用虚拟语气，即:(should)+doe.g.The suggestion that the plan(should)be delayed will be discussed tomorrow.推迟那项计划的建议将在明天讨论。5.虚拟语气在同位语从句中的用法虚拟语气在同位语从句中的用法6.名词名词doubt.n名词名词d
7、oubt后可跟同位语从句，若用于肯定句后可跟同位语从句，若用于肯定句时用时用whether引导，若用于否定句时则用引导，若用于否定句时则用that 引导。引导。nThere is some doubt _they will come to help us.nI have no doubt _he will win the game.whetherthat同位语从句与定语从句的相似之处:1、两种从句都可以译成定语两种从句都可以译成定语:The news that our team has won the final match is encouraging.我们队取得决赛胜利的我们队取得决赛胜利
8、的消息令人鼓舞。消息令人鼓舞。（同位语从句）（同位语从句）（定语从句）（定语从句）The news that you told us is really encouraging.你告诉我们的你告诉我们的消息真的令人鼓舞消息真的令人鼓舞。2、两种从句都可以用、两种从句都可以用that引导引导:The suggestion that students should learn something practical is worth considering.学生应该学些实用的东西的学生应该学些实用的东西的建议值得考虑。建议值得考虑。（同位语从句）（同位语从句）（定语从句）（定语从句）The sug
9、gestion that is worth considering is that the students should learn something practical.值得考虑的值得考虑的建议是学生应该学些实用的东西。建议是学生应该学些实用的东西。同位语从句与定语从句的同位语从句与定语从句的不同之处不同之处:从句的作用不同：同位语从句用来进一步说明前从句的作用不同：同位语从句用来进一步说明前面名词的内容；定语从句用来修饰、面名词的内容；定语从句用来修饰、限定前面的限定前面的名词。名词。e.g.The news that our team has won the final match
10、is encouraging.The news that you told us is really encouraging.（同从）（同从）（定从）（定从）II.判断下列哪些含有同位语从句，哪些判断下列哪些含有同位语从句，哪些含有定语从句。含有定语从句。The news that we had successfully sent up another communication satellite spread throughout the world.Thats the best piece of news that Ive heard.同同定定I.在空格处填上适当的词，使下列定语从句和同
11、位在空格处填上适当的词，使下列定语从句和同位语从句完整。语从句完整。1.The news was very exciting _ our class had won the football match.2.This is the mountain village _ I stayed last year.3.The person to _ you spoke is a famous actor.where that whom 4.They are familiar with the opinion _ all matter consists of atoms.5.The hope she e
12、xpressed is that they would come to visit China again.that(that)6.This is our only request _ this(should)be settled as soon as possible.7.All agreed to his suggestion _ a bridge across the river（should）be built.thatthat例例6 6和和7 7中使用了虚拟语气，其中中使用了虚拟语气，其中shouldshould可以可以省略。出现名词省略。出现名词suggestion,advice,s
13、uggestion,advice,order,request,require,proposalorder,request,require,proposal等时。等时。例题例题6和和7有什么特点？有什么特点？be built.(should)be settled(should)1.The fact _ she works hard is well known to us all.A.that B.what C.why D.which 2.The fact _ he was successful proves his ability.A.that B.what C.which D.why AA练一
14、练！练一练！3.The news _ he was kidnapped surprised us greatly.A.what B.that C.why D.when 4.His suggestion _ the meeting be delayed was turned down.A.which B.that C./D.it BB 5.I have no idea _ he will start.A.when B.that C.what D./6.Ive come from the government with a message _ the meeting wont be held to
15、morrow.A.if B.that C.whether D.which BA 7.The thought _ he might fail in the exam worried him.A.when B.which C.what D.that 8.The order _ the prisoner be set free arrived too late.A.which B.whether C.that D.what DC 9.The nurses are trying their best to reduce the patients fear _ he would die of the d
16、isease.A.that B.as C.of which D.which A 10.He often asked me the question _ the work was worth doing.A.whether B.where C.that D.when 11.The other day,my brother drove his car down the street at _ I thought was a dangerous speed.A.as B.which C.what D.that AB 11.Along with the letter was his promise _
17、 he would visit me this coming Christmas.A.which B.that C.what D.whether B 13.Luckily,wed brought a road map without _ we would have lost our way.A.it B.that C.this D.which 14.Do you have any idea _ is actually going on in the classroom?A.that B.what C.as D.whichDB 15.One of the men held the view _
18、the book said was right.A.that B.what that C.that what D.whether that 引导同位语从句，补充说明引导同位语从句，补充说明view;what引导主语从句并在同位语从句中作主语。引导主语从句并在同位语从句中作主语。C16.A story goes _Elizabeth I of England liked nothing more than being surrounded by clever and qualified noblemen at court.A.when B.where C.what D.thatD17.Along
19、 with the letter was his promise _ he would visit me this coming Christmas.A.which B.that C.what D.whetherB18.There is a new problem involved in the popularity of private cars _ road conditions need_.A.that;to be improved B.which;to be improved C.where;improving D.when;improvingA19.There is a feelin
20、g in me _ well never know what a UFO isnot never.A.that B.which C.of which D.whatA20.I have no idea _ we can spend our holiday.A.where B.which C.that D.whatA21.The news _ he told us yesterday is not true,but the news _ our team has won the match is true.A./;that B.that;/C.that;which D.that;whoA22.The question occurred to me _ the book was worth reading.A.what B.whether C.which D.ifB
