(课件网) Period 3 Grammar and usage—Overview of relative clauses Unit 2 Understanding each other 语境感悟 语法精讲 达标检测 语境 感悟 阅读以下短文，感知加颜色部分，并完成下面的练习。 (改编自2022年新高考全国Ⅰ卷读后续写原文) ①I quickly searched the crowd for the school’s coach and asked him the matter that had happened.“②I was afraid that kids from other schools would laugh at him，which would make him frustrated，” he explained uncomfortably.“I gave him the choice to run or not，and let him decide.” I bit back my frustration(懊恼).I knew the coach meant well—he thought he was doing the right thing.③After making sure that David could run if he wanted，I turned to find David，whose small body rocked from side to side as he swung his feet forward. ④David had a brain disease which prevented him from walking or running like other children，but at school his classmates thought of him as a regular kid.⑤He always participated to the best of his ability in anything that they were doing.⑥That was the reason why none of the children thought it unusual that David had decided to join the cross-country team.It just took him longer—that’s all.David had not missed a single practice，and although he always finished his run long after the other children，he did always finish.⑦As a special education teacher at the school who was familiar with David’s challenges，I was proud of his strong determination. 【自主发现】 1.句 是限制性定语从句，句 是非限制性定语从句。 2.句 中的加颜色单词为关系代词；句 中的加颜色单词为关系副词，可以替换为“介词＋ ”。 返 回 ①④⑤⑥⑦ ②③ ①②③④⑤⑦ ⑥ which 语法 精讲 一、定义 在复合句中，修饰名词、代词或整个句子的从句叫作定语从句。被定语从句所修饰的词或句子叫先行词，作先行词的可以是一个词(通常是名词，也可以是代词)，一个短语，一个分句或一个完整的句子。引导定语从句的词叫关系词。关系词包括关系代词和关系副词。关系词有三大作用：连接主句和从句；替代先行词；在从句中充当句子成分。 二、定语从句的分类 定语从句可以分为限制性定语从句和非限制性定语从句，其区别如下： 限制性定语从句 非限制性定语从句 形式不同 不用逗号与主句隔开 用逗号与主句隔开 功能不同 是先行词不可缺少的定语，如果删除，主句则失去意义或意思表达不完整 只是对先行词的补充说明，如果删除，主句仍能表达完整的意思 翻译不同 一般把定语从句翻译在它所修饰的先行词之前，“……的” 通常把定语从句翻译成主句的并列句 关系词的 使用不同 ①关系词作宾语时可省略 ②可用that和why ③可用who代替whom ①关系词一般不可省略 ②不用that和why ③不可用who代替whom 先行词不同 只能是名词或代词 可以是名词或代词，也可以是短语或句子 People who take physical exercise live longer. 进行体育锻炼的人寿命长些。 His daughter，who is in Boston now，is coming home next week. 他女儿现在在波士顿，下星期回来。 三、关系代词的用法 (一)关系代词的基本用法 关系代词 先行词 句法功能 who 人 作主语、宾语 whom 人 作宾语 whose(＝of whom/of which) 人或物 作定语 that 人或物 作主语、宾语、表语 which 物或事 作主语、宾语 as 人、物或事 作主语、宾语 However，because of poverty，Nola ... ...
