Unit 5 Working the Land Discover useful structures语法主语从句课件-2023-2024学年高中英语人教版（2019）选择性必修第一册

Unit 5 Working the land Discover Useful Structures 类别 例词 在从句中的成分 从属连词 that，whether/if（是否） 两者在从句中均不作成分，只起连接作用 连接代词 who(谁)，what(什么)，which(哪一)， whoever(无论谁)， whichever(无论哪个), whatever(无论什么) 等 在从句中作主语、宾语、表语、定语等成分。 连接副词 when，where，how，why等 在从句中作时间、地点、方式、原因状语等成分。 主语从句的引导词 主语 主语 语境领悟 1.That we need more money is obvious. 2.That you are so indifferent bothers me. 3.It’s evident that you have made a big mistake. 4.It’s generally considered that Yuan was a great agricultural scientist. 5.It is a pity that you missed the exciting football match. 6.Whether the work can be finished on time is doubtful. 7.It depends on the weather if/whether we will hold the party in the open air. 8.What you need is a good meal. 9.What the students wanted was only a long holiday. 10.Whoever breaks the rules should be punished. 11.Which film we will watch is not decided. 12.When he will come is not certain. 13.Why he didn’t come was unknown. 主语从句 1. that引导的主语从句（只起连接作用，不能省）v that从句作主语时，常用it作形式主语 句式① it is＋adj. ＋that从句 句式② it is ＋n.＋that从句 句式③ it is＋过去分词＋that从句 2. Whether/if引导的主语从句 v If引导主从不能位于句首E.g. Whether you can succeed or not depends on your efforts.E.g. It is unknown whether/if he has agreed to my plan. 主语从句 3. wh-类连词（连接代词和连接副词）引导的主语从句E.g. What you said is right.E.g. Who will win the game is difficult to guess. 主语从句的主谓一致 1. 单个主语从句作主语时，主句谓语动词用单数 E.g. Why he didn't come was unknown .不知道他为什么没来2．由2个或多个连接词引导的一个主语从句，主句谓语动词用单数 E.g. When and where he will go is not certain.3．用and连接两个或两个以上的主语从句作主语时，主句谓语动词用复数 E.g. What he said and what he did were different.4.what和who引导的主语从句，主句谓语的数应该与主句中的表语保持一致。 ①What I want is money . ②What I want are these books. Ø 从句要用陈述语序E.g. How he succeeded finally is still a puzzle. 注意 Fill the lyrics(歌词)after listening to the song Although loneliness has always been a friend of mine I’m leaving my life in your hands People say I’m crazy and I’m blind Risking it all in a glance And