Unit 1 Cultural RelicsGrammar: the attributive clauseTeaching aims:1.Have students know the differences betweenthe restrictive and non-restrictive attributive clause.2.Have students learn some usages of the non-restrictive attributive clause.Teaching important points:the non-attributive clause introduced by as.预习目标： 通过自主预习，能够正确识别定语从句。I. 用 that, which, whose, when, where, why 引导词完成句子。1.The place _interested me most was the Childrens Palace.2. This is the girl _ you talked with just now.3. Ill never forget the day _I became a league member.4. I dont know the reason _he gave up his well-paid job.5. The doctor _name was Johnson was a Cambridge graduate.6. This is the way _ he did it.7) They talked about the things and persons _they remembered in the school.II. 观察以下例句，找出 限定性定语从句和非限定性定语从句之间的不同：（ 1） The information that you offered is very helpful.The information, which is offered on-line, will give us some help.形式不同 ：限制性定语从句主句和从句间不用_隔开；而非限制性定语从句主句和从句之间常用 _隔开。（ 2） The girl who stood in the corner just now is my younger sister.Mrs Smith, who is in the corner, wants to meet you.意义不同 ：限制性定语从句与其先行词关系十分密切，如果去掉从句， 剩余的部分意义不完整。非限定性定语从句只是其先行词的附加说明， 如果去掉从句，句子剩余部分意义完整。（ 3） This is the house which/ that we bought last month. The house, which we bought last month, is very nice.He changed his mind, which made me very angry.先行词不同 ：限制性定语从句的先行词一般为_;而非限制性定语从句的先行词既可以是 _也,可以是 _.（ 4） The girl（that/ whom）you talked about just now is my sister.He just sole the house（that/ which） he bought 20 years ago.Do you know Tom, whom we often model after?This book, which you can get everywhere, is useful for learning English.引 不同: 能引 限定性定 从句的引 一般都能引 非限定性定 从句。但是， that 不能用来引 非限定性定 从句。（ 5） My uncle who lives in London is very rich.My uncle, who lives in London, is very rich.翻 不同 ：限定性定 从句一般先翻 从句， 后翻 先行 ； 而非限定性定 从句一般先翻 先行 ，后翻 从句，形成两个并列分句。探究学习： 非限制性定 从句 注意以下几点：1. 非限定性定 从句的先行 可以是整个句子，此 用which 来引 。The sun sends out light and heat, which makes it possible for living things to exist on the earth. 太阳 出光和 ， 使得生物能 在地球上生存。2. When, where 引 非限定性定 从句， why 不能引 非限定性定 从句， 用for which来替代。1.） I had told them the reason, for which I didnt attend the meeting.我已 把理由告 了他 ， 此我没有去开会。2. ）I had told them the reason why I didnt attend the meeting.我告 了他 我不去开会的理由。3. 在非限制性定 从句中， 指人的关系代 作 ， 只能用 格 whom; 不能用 who 替 ，也不能省略。1.） Do you know Tom, whom we talked about?你 姆 ? 我 到 他。2.） This book, which you can get at any bookshop, will give you all the information you need. 本 会 你提供所有你需要的 料，它在任何一家 店都能 到。(非限制性定 从句中引 在从句中作 ，无 指人 是指物都不能省略。)4.as 和 which 在定 从句中的用法区 。1) as 引 的定 从句修 表人或物的先行 ，即先行 可以是人也可以是物；在 定 语 从 句 中 可 以 做 主 语 、 宾 语 或 表 语 ； 常 用 于 the same as /such as /as(so) as句型，as 不 在定 从句中作何成分， 均不能省略。 Such teachers as know Tom think him bright.先行 人 such teachers， as 作主 I ll buythe same bike as I lost yesterday.先行 物 the same bike，as作 ,指同一 事物此 注意和the same that引 的定 从句的区 It thes same bike that I lost yesterday. that 引 定 从句， 作 ，指同一个事物She wore the same dress thatshe wore at Marys wedding. (the same 特指that同 一个 )她穿着她在 Mary 婚礼上穿 的同一条裙子。She wore the same dress as her young sister wore.(the same as 泛指同一 )她穿着和她妹妹所穿的一 的裙子。That is the same watch as I lost. 那 手表和我 失的一模一 。(the same as 泛指同一 )That is the same watch that I lost. 那就是我 失的那 手表。 (the same that 特指同一个 ) It so heavy a box as no one can lift. 先行 物 so heavy a box，as 作 此 注意 as 引 的定 从句和 果状 从句 such / so that 的区分It so heavy a box that no one can lift it. 果状 从句 so that 如此 以至于 He is such a good student as is liked by everyone. (定 从句， as 在从句中作主 )He is such a good student that he is liked by everyone.（ 果状 从句 suchthat ） that 在从句中不充当任何成分， 故不是定 从句，而是 果状 从句2）.as和 which 都能引 非限定性定于定 从句，并都可以在定 从句中做主 或 ， 代表前面整个句子 。He married her, as / which was natural.他跟她 婚了， 是很自然的事。He is honest, as we can see他.很 ， 一点我 看得出来3）当非限定性定 从句 置于句末 ， as 和 which 都可用来引 个定 从句。但当非限制性定 从句位于 主句之前 ，只能用 as.As I expected, he didnt believe me. 正如我所 料的，他不相信我。4) as 引 的的从句意 上与主句意 一致，表 “正如 ”，此 不能用 which.常 的固定 构有： as we know /as is known to all(众所周知 )，as we all can see(正如我 看到的那 ) as is often in the case(情况常常是 )， as is expected (正如所 料的那 ), as is often happened(正如往常一 )As everyone knows, Shakespeare is a famous writer.III. 巩固1.) 堂 案 :将下列两个 句合并成一个含有非限制性定 从句的复合句。1. I am reading Harry Potter. It is an interesting book._2. He failed in the exam. It made his parents very angry._3. He h