1、Unit 3 Getting along with others Grammar and usage Restrictive relative clause （限制性定语从句） Which one is Harry Porter ? The boy is Harry Porter Which one is Harry Porter ? The boy _ is Harry Porter . who is wearing glasses 定语从句定语从句 一、概念: 在复合句中修饰名词或代词的句子. (在句子中作定语) (restrictive relative clause) Harry Po
2、rter is a smart boy. Harry Porter is a boy who has magic power. 形容词作定语 句子作定语,修饰boy, 叫做定语从句 Harry Porter is a boy who has magic power. 先行词 关系词 定语从句 关系代词 关系副词 that, which, who, whom, whose, as where, when， why 当先行词即指物又指人时，多用that 引导定语从句。 Look at the girl and the dog that are crossing the street. 瞧正在过马路
3、的那个女孩和那只狗。 当先行词被形容词的最高级或序数词修饰时引导定语 从句的关系代词只能 用that,而不能用which。 This is the most interesting book that Ive ever read. 这是我所读过的最有趣的书。 当先行词被 all,something,anything,nothing,everything,little,much,the one,none等不定代词时，引导定语从句多用关系代词that。 1.Pay attention to everything that I do.注意我做的每- - -件事。 2.When we see anyt
4、hing that happen on the island, were so glad. 当我们看到岛上发生的事情，我们都如此兴奋。 3.Tom told his fatherall that had happened. 汤姆把事情发生的全部情况都告诉了他的父亲。 当先行词被the only, the very, the first,the last, on筹雌一概 念修饰时，须 用关系代词that 来引导。 The only thing that we can do is to give you some money. 我们唯-.能够做的就是给你-一些钱。 当主句中已有疑问词who或whi
5、ch时，要用关系代词that。 Which is the bike that you lost?你丢失的自行车是哪辆? 在介词后面的关系代词用which而不能用that。即“介词 +which (代物)” 1.The picture for which he paid $1 ,000 was once owned by a duke. 他花了1000美元买下的画曾为- -名公爵所拥有。 2.The building in which Han Mei studied was very old. 韩梅在里边学习的那幢大楼很旧。 在非限定性定语从句中不能用that。 Crusoes dog， which was very old, became ill and died. 克鲁索的狗，已经很老了，病死了。
