4.3 Friends Forever【重点语法】-2021-2022学年高一英语上册链接教材精准变式练（外研版2019必修第一册）

限制性定语从句 — 单元语法精讲 本单元语法为限制性定语从句中，关系代词的用法，初中已将，再来详细复习一遍。 文章例句： 1. What if the only way of getting news from faraway friends was writing letters that took ages to be delivered? 2. Nowadays，we can move around the world and still stay in touch with the people hat we want to remain friends with. 3. All you need is a wi-fi connection. 4. The digital age also enables us to find people who share our interests, such as··· 5. Whatever our hobbies, the Internet can connect us with others who also enjoy doing them··· 6. On social media sites, people tend to post only positive updates that make them appear happy and friendly. 复习总结： 上文黑体字是定语从句部分，可以看出，本单元所讲定语从句由被修饰的名词（先行词）和关系代词以及从句构成。此从句则是定语从句。 定语从句关系代词关键难点&考点： 1.that,which 引导的限制性定语从句 which 指物， 在从句中可以作主语、宾语，也可作定语，作宾语时可以省略。that 指人或物均可， 在从句中可以作主语、宾语、表语， 作宾语时可以省略。 She showed the visitors around the museum that/which had been constructed three years before. 限制性定语从句中， 关系代词只用 that 不用 which 的情况： ①先行词为不定代词 anything, nothing, something, everything, all, some