Unit 3 Careers and Skills Grammar and usage 名词性从句课件-2022-2023学年高中英语牛津译林版（2020）选择性必修第四册

Unit 3 Careers and Skills Grammar and usage 1 1 2 noun clauses 　　名词性从句包括主语从句、宾语从句、表语从句和同位语从句。 考点一 引导词 名词性从句由不同的引导词引导,从句一般保持陈述语序。 引导名词性从句的连接词可分为3类: 2 引导词 A Exploring the rules 1 2 3 4 5 Subject clause Object clause Predicative clause Appositive clause As you start to make plans for what you want to do with your future, ... Also, you will need to make sure any loans you have are repaid on time. Another advantage is that you will be able to better provide for yourself and your family. ..., you might ask a question whether you should start your own business. It is no surprise that being one’s own boss is appealing to many people. P34 noun that 1 2 3 5 4 that引导的名词性从句 that只起连接作用,在从句中不担任任何成分,本身也没有词义。该从句作主语通常用it作形式主语,而将从句置于句末。 ※(2019·江苏高考)Scientists have obtained more evidence that plastic is finding its way into the human body. ※It is suggested that we should limit the amount of cars to improve our environment. 只用whether不用if “是否” ①引导主语从句并用在句首、表语从句、同位语从句时 ※The question is whether technology is going to be our servant or our master. ②后面直接跟or not时 ※They now have two weeks to decide whether or not to buy. 只用whether不用if “是否” ③后接动词不定式时，即whether to do ※I’m just wondering whether to stay for another hour or just start off right now. ④用于介词后引导宾语从句时 ※(2019·浙江高考) But if he’s out there every day and playing hard,you should praise his effort regardless of whether his team wins or loses. wh-引导的名词性从句 wh-包括who, whom,whose, whoever, what, whatever, which, whichever等连接代词和where, when, why等连接副词。wh-词既起连接作用,还可充当主语、宾语、表语和状语等。从句作主语也常用it作形式主语,而将wh-从句置于句末。 ※(2020·天津高考)The student completed this experiment to make come true what Professor Joseph had said. ※It remains to be seen how these obstacles will help or hurt its economy. what引导的名词性从句 what作连接代词引导的名词性从句，既可以表示一个问“什么……?”的问题, 也可以表示相当于“名词/代词+关系代词引导的定语从句”结构的意思,意思是“所……的事/物”, 相当于the thing(s) that/which...。 如: ※This is what (=the thing that)we have been looking forward to for years. wh-ever引导的名词性从句