【正文】 a hat. (連接主從句，替代先行詞 the man,在定從中做主語 ) III. 定語從句解題三步驟： ：確定先行詞在從句中的成分（主語，賓語，狀語） 注意：準(zhǔn)確判斷先行詞在定語從句中的成分 ① .請找出下面句子中的定語從句 ,并判斷其成分： （ 1） I met Mary who looked very sad. （ 2） The old man whom you talked to yesterday is my uncle. （ 3） This is the pen which he gave me. 二、關(guān)系代詞引導(dǎo)的定語從句 who 指人，在定語從句中作主語 ,賓語， 做賓語時?？墒÷?。 Is this the book that you borrowed in the library? Who that break the window should be punished． All that is needed is a supply of oil. Finally, the thief handed everything that he had stolen to the police. 三 只用 who 的情況 當(dāng)先行詞是 those, she ,he ,they,one,ones,anyone 等代詞時，關(guān)系代詞用 who. He who knows others is learned, and he who knows himself is wise. 6. 五、關(guān)系代詞 as 和 which 引導(dǎo)的定語從句 as 和 which 引導(dǎo)非限制性定語從句時， 其用法有相同之處，也有不同之處。關(guān)系代詞是所有格時用 whose。 Please tell me the reason why you missed the plane. The reason why he was punished is unknown to us. 【注意】關(guān) 系副詞引導(dǎo)的定語從句經(jīng)常可以用“介詞 +關(guān)系代詞”引導(dǎo)的定語從句來表示。 ，其中一個從句關(guān)系代詞已用了 that，另一個宜用 which. This is the paper that I read every day and which I find so interesting. that. The predicate is that which is said of the subject. (2) 只能用 that 作為定語從句的關(guān)系代詞的情況 (a) 在 there be 句型中，只用 that，不用 which。 關(guān)系詞：引導(dǎo)定語從句的詞叫關(guān)系詞。 The boys who are playing football are from Class One. whom 指人， 為 who 的賓格， 在定語從句中做賓語，?？墒÷?。具體情況是： as 和 which 都可以在定語從句中做主語或賓語，代表前面整個句子。 The man with whom you talked just now is my neighbour. (正 ) → The man with that / who you talked just now is my neighbour. (誤 ) The plane in which we flew to Canada was really fortable. (正 ) → The plane in that we flew to Canada was really fortable. (誤 ) “介詞 +關(guān)系代詞”前還可有 some, any, none, all, both, neither, many, most, each, few 等代詞或者數(shù)詞。 Shanghai is the city where I was born. The house where I lived ten years ago has been pulled down. 注：當(dāng)先行詞是 case， point, stage, situation 等表示狀況，階段，某方面的詞時也要用 where why 指原因，