必修一 Unit 4 关系代词引导定语从句.ppt

什么是定语从句？;关系词及其意义; A plane is a machine. The machine can fly. A plane is can fly. ; A plane is a machine. The machine can fly. A plane is can fly. ;The lady is our English teacher.;Learn about the Attributive Clause;（1） which 只能指物，作主语或宾语 (作 宾语可省略) ;（2） who只能指人,作主语或宾语(作宾语可略）;;Which house is mine?;Do you know the girl whose hair is short in our class?; ①当先行词为all, much, little, few, none, something, anything, everything, nothing等不定代词时，如： a. All that can be done has been done. b. I am sure she has something (that) you can borrow. c. There is little (that) she can do but wait. ; This is the first composition (that) he has written in English. It’s the best movie (that) I have ever seen.; Who is the person that is standing at the gate? Which of us that knows something about physics does not know this? What that is on the table belongs to me?; Mary is no longer the girl that she used to be. Shenzhen is no longer the town that it used to be. ;1.He did all / everything ______ he could to help me. 2.This is the very thing _______ I am after. 3.We talked about the men and the things _______ we remembered at school. 4.He is the only man _______ can do the work. 5.This is the first thing _______ I want to say. 6.He is the finest man _______ I have ever worked with. 7.Who is the man _______ spoke to you at the gate. 8.Which is the star _______ is nearest to the earth. ;This is the same book as I lent you yesterday.这是我昨天借给你的那种书。 This is the same book that I lent you yesterday.这是我昨天借给你的那本书。; 关系代词as和which都能引导非限制性定语从句代表整个句子内容，as引导的定语从句可位于句首或句末；which引导的定语从句却不能位于句首。如：;The elephant is like a snake, as anybody can see. He failed in the exam, as (=which) is natural. The young man cheated his friend of much money, which was disgraceful.(不光彩的) He was always late for school, which made his teacher angry.;※对这两个词作如下归纳： ;as代表前面主句意思时，有“正如…”之意，而which没有此意思，从句中的动词常是ex