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指两者“都”,表示肯定,后接复数名词复数名词,作主语时谓语动词用复数复数。反义词是 neither。例句:Both of the sisters arearebothbothstudents.构成搭配 both.and.表示两者兼有。例句:Both Lucy andLily areare students.指两者中的“任何一个”,作主语时谓语动词用单数单数。例句:Either of the students is is clever.Either of them likes likes football.构成搭配 eitheror 表两者中任意一者。意为或者或者;不是就是。表示两者之一。当连接两个主语时,谓语遵循就近原则。就近原则。例:Either you or he is is student.Either you or Iamam student.指两者“都不”,表示否定,作主语时谓语用单数单数。例句:Neither of the students is is clever.Neither ofthemlikeslikes football.构成搭配 neithernor 表示两者都否定(既不,也不),当连接两个主语时,谓语应遵循就近原则就近原则。例如:Neither I nor she is is at home.Neither she nor I amam at home.指三者(或三者以上)“全部都”,表示肯定肯定,后接可数名词复数(作主语时谓语动词用复数)和不可数名词(作主语时谓语动词用eithereitherneitherneitherallall单数)。反义词是 none。例:All of the students are are in ourclass.指三者(或三者以上)“都不,没有一个”,表示否定。作主语时nonenone谓语动词用单数或复数单数或复数都可以。例:None of the students are/is are/isin our class.注意:表示两者关系的用注意:表示两者关系的用 both,eitherboth,either 或或 neither/neither/表示三者或三者以上关系的用表示三者或三者以上关系的用 allall 或或 nonenone区分下列句子:区分下列句子:He has two sons.Both of them are clever.他有两个儿子,都很聪明。He has two sons.Either of them is clever.他有两个儿子,哪个都很聪明。He has two sons.Neither of them is clever.他有两个儿子,两个都不聪明。He has three sons.All of them are clever.他有三个儿子,都很聪明。He has three sons.Any of them is clever.他有三个儿子,哪个都很聪明。He has three sons.None of them are clever.他有三个儿子,个个都不聪明。注:以上连词连接主语时,bothand注:以上连词连接主语时,bothand 一般只与复数谓语连用,eitheror和一般只与复数谓语连用,eitheror和 neitherneithernornor 则通常根据就近原则,要求谓语动词与最邻近主语的人称、数保持一致。则通常根据就近原则,要求谓语动词与最邻近主语的人称、数保持一致。如:Neither I nor she is at home.=Neither she nor I am at home.我和她都不在家。Either I or my brothers are coming.=Either my brothers nor I am coming.不是我父亲就是我兄弟要来。若要对 either.or.句型进行否定时,只需把 either.or.换成neither.nor.即可。例如:Either you or she is good at drawing.变为否定句应为:Neither you nor she is good at drawing.你和她都不擅长绘画。若将 neither.nor.句型变为肯定句,只需把 neither.nor.改为 both.and.即可,同时谓语动词必须用复数形式。例如:Neither dad nor mum is at home today.Both dad and mum are at home today.今天父母都在家。一、用正确的词填空。一、用正确的词填空。1、He has two uncles._ of them are doctors.2、-Which do you prefer,the red one or the blue one?-_ is OK.I dont care.3、_ of the twins has been to Guangzhou.They hope to visit it one day.4、I love my classmates._ of them are very kind.5、_ of us wants to go to the park today,because we must finish our homework.6、You can take _ of the two toys cars and leave the other for your brother.7、The bus hit(撞)two cars,but luckily,_ ofthe passengers(乘客)washurt(受伤).8、Both the boys(are/is)clever.9、Either of the two boys _ clever.(are/is)10、There are flowers on _(both/either)sides of the street.11、There are flowers on_(both/either)side of the street.二、根据所给汉语提示,完成下列句子:二、根据所给汉语提示,完成下列句子:1、我既对英语感兴趣又对汉语感兴趣。Im interested in _ English _ Chinese.2、汤姆和玛丽都不知道该怎样做这个工作。_ Tom _ Mary knows how to do the work.3、这两条路你随便走哪一条都可以。You may take _ of the roads.4、或者你去,或者我去。_ you_ I am going there.5、这两本书对我来讲都没有用处。_ of the books is useful to me.三、选择题三、选择题1、We asked John and Henry some easy questions,but _of them could answer them.A.noneB.bothC.allD.neither2、Which is more useful,biology or chemistry?I think _them are useful.A.either ofB.none ofC.both ofD.all of3、_Lily _ Lucy may go with you because one of them must stay at home.A.Not only;but alsoB.Neither;norC.Both;andD.Either;or4.I invited Joe and Linda to dinner,but_ of them came.(北京卷)A.neitherB.eitherC.noneD.both5.Can you come on Monday or Tuesday?Im afraid _ day is possible.(全国卷)A.eitherB.neitherC.someD.any6.Are the two answers correct?No,_ correct.(全国卷)A.no one isB.both are notC.neither isD.either is not7.Theres coffee and tea;you can have _.Thanks.(全国卷)A.eitherB.eachC.oneD.it8.-How do you like the two pairs of shorts?-They dont fit()me well.They are_ too long _ too shorts.A.not only;but alsoB.both;andC.neither;norD.either;or9.Peter likes Pop music,but_ his father _his mother likes it.A.both;andB.not only;but also C.neither;nor D.either;or一、根据汉语意思,用 either/neither 与 either.or/neither.nor填空。1.他们两人都不喝咖啡。_ of themdrinks coffee.2.他不在家就在学校。He is _ at home _in theschool.3.不是 Lucy 就是:Lily 会游泳。_ Lucy _ Lily can swim.4.我爸爸和我妈妈都不在家。_ my dad _my mum is at home.5.Tom既不高也不矮。Tom is _ tall_ short.6.他不是学生。我也不是。He isnta student.Im not,_.7.这两张书桌都不是新的。_of the two books is new.8.他既不会打篮球,也不会踢足球。He can_ play basketball_ play football.二、用所给单词的正确形式填空。1.Neither nor Sam _(have)the ticket for the film.2.Both your father and your mother _(play)the piano well.3.Either he or we _(be)right.4.Neither the students nor the teacher _(be)wrong.三、选择题。1_ human beings _ animals can live without air.A.Both andB.Either orC.So.thatD.Neither nor2._Lily _ may go with you because one of them must stay at home.A.Both andB.Either.orC.Neither.NorD.Not only but also3.If all the plants on the earth die_ people _ animals will be able to live.norB.both,andC,not only,but alsoD.either or三、句子转换。1.In the program tonight Mary will both sing and dance.(改为否定句)In the program tonight Mary _ sing _ dance.(既不.也不.)2.I would like both tea and milk.(改为否定句)I dont like _ tea _ milk.(我不喜欢茶或咖啡)3.Neither Mary nor Ann is living in the building.(改为肯定句)_Mary _ Ann _ in the building.A.neither,
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