单击此处编辑母版标题样式,单击此处编辑母版文本样式,二级,三级,四级,五级,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,He studied very hard when he was young,_ contributes his success in later life.,A.that B.so that C.what D.which,三层次要求,1.,快速、准确做对这道题,2,.,掌握背后的知识点,3.,我还能从这道题学到什么,?,eg:,单词,contribute,词组,study very hard,句式,when,引导时间状语的表达方式,非限制性定语从句,结构,：,A +,+,先行词,+B,例子：,She was very patient towards the children,，which,her husband seldom was.她对孩子们很耐心，她丈夫却很少这样。,The girl,who,is also a student,is planting trees in the field.女孩在地里种树，她也是一名学生。,He studied very hard when he was young,_,contributes his success in later life.,A.that B.so that C.what,D.which,非限制性定语从句,特征,：,只是对主句内容，或先行词的,补充、解释或附加说明,。主句与先行词或从句之间一般,用逗号分开,，常常,单独翻译,。没有它，主句意思仍然完整。,类型,：,引导非限制性定语从句的关系代词有,as，which，who，whom，whose,等，作定语从句的,主语、宾语、表语及定语,。关系副词有,when，where,等，作定语从句的,状语,。,which,关系代词which在非限制性定语从句中所指代和修饰的可以是主句中的名词、形容词、短语、其他从句或整个主句，在从句中作主语、动词宾语、介词宾语或表语。,which指代主句中的,名词,，被指代的名词包括表示物、动物的名词、表示单数意义的集体名词以及表示职业、品格等的名词。如：,Water，which is a clear liquid，has many uses.,which指代主句中的,形容词,。如：,She is always careless，which we should not be.,which指代主句中的,某个从句,。如：,He said that he had never seen her before，which was not true.,which指代,整个主句,。如：,he was little tense,on the stage,which was understandable.,who,whom,whose,(1),who,引导的非限制性定语从句,Our guide，who was a Canadian，was an excellent cook.,(2),whom,引导的非限制性定语从句,关系代词whom用于指人，在句中作动词宾语和介词宾语，作介词宾语时，介词可位于句末。,Peter,whom you met in London,is now back in Paris.,(3),whose,引导的非限制性定语从句,whose是关系代词who的所有格形式，在从句中作定语。whose通常指人，也可指动物或无生命的事物。,The boy,whose father is an engineer,studies very hard.,as,as引出非限定性定语从句时，代替整个主句，对其进行说明但通常用于像,as we all aknow,as it is know,as is know to all,as it is,as is said above,as always mentioned above,as is usual,as is often the case,as is reported in the newspaper,等句式中。,as在非限定性定语从句中作,主语、表语或宾语,，且引出的从句位置比较灵活，可位于句首或句末，也可置于主句中间。通常均由逗号将其与主句隔开。,as有“正如，就像”之意。,He forgot to bring his pen with him,as was often the case.他忘了带笔，这是常事。(as在从句中作,主语,),He is absorbed in work,as he often was.他正在全神贯注地工作，他过去经常这样。(as在从句中作,表语,),as we all know,the earth is round.众所周知，地球是圆的。(as在从句中作,宾语,),Taiwan is，as you know，an inseparable part of China.你知道，台湾是中国不可分割的一部分。(as在从句中作,宾语,),when,where,(1),when,引导的非限制性定语从句,关系副词when在非限制性定语从句中作,时间状语,，指代主句中表示时间的词语。如：,He will put off the picnic until May 1st,when he will be free.他将把郊游推迟到5月1号，那时他将有空。,(2),where,引导的非限制性定语从句,关系副词where在非限制性定语从句中作,地点状语,，指代主句中表示地点的词语。如：,They went to London，where they lived for six months.他们去了伦敦，在那儿呆了六个月的时间。,“介词+关系代词”,关系代词which有时并不代表主句中某一确定的词，而是概括整个主句的意思。介词的选择取决于它与先行词的搭配或与从句中谓语动词的搭配。,He is a man of great experience,from whom,much can be learned.,They thanked Tom，,without whose,support they would not have succeeded.,tip one,1.非限制性定语从句,不可用that,引导，在非限制性定语从句中用who(作主语)/whom(作宾语)指人，用which(作主语/宾语)指物，用whose作定语(指人/物)。例如：,The famous basketball star,who tried to make a comeback,attracted a lot of attention.,这位试图打反击的著名篮球明星吸引了众人的关注。,The film,whose director is an old man,is very instructive.,这部电影很有教育意义，它的导演是位老人。,tip two,2.,关系代词,在非限制性定语从句中作,宾语时不可省略,，若指人时，只用whom，不用who。例如：,York,which I visited last year,is a nice old city.,我去年访问过的约克是个古老而美丽的城市。,Please give the book to Jessica,whom we met in the hall just now.,请把这本书交给杰西卡，就是刚才我们在大厅里遇到的那位。,tip three,3.非限制性定语从句,不可用why引导,，需用,for which替代why。,None of us accepted the reason he explained,for which he was absent.,我们没有一个人接受他所解释的缺席的理由。,熟能生巧,1.The weather turned out to be very good,_ was more than we could expect.,A.whatB.which C.that D.it,2.,The doctor,_ helped the engineer manage to invent a new instrument,was praised.,A.that B.with whose C.who D.whom,回顾,&,总结,2024/11/19,Q&A,