Unit7 Art 语法知识点扫盲-2022-2023学年高一英语练好基础（北师大版2019必修第三册）

Unit7 Art 语法知识点扫盲 名词性从句 语法图解 观察句子 1．(教材P8)Van Gogh painted what he saw from his window... 2．(教材P8)His unusual use of colour has led experts to think that Van Gogh's mental illness may have affected his sense of sight. 3．(教材P8)However，the fact remains that The Starry Night is now one of the world's most famous paintings. 4．(教材P9)What makes it striking is that it shows a thin figure with an expression of fear... 5．(教材P9)In his diary, Munch talked about what inspired him. 6．(教材P9)Many experts say that The Scream is connected to Munch's mental health problems... 7．(教材P9)What is strange is that above the house and the tree，we see a daytime sky full of brightness and soft white clouds. 8．(教材P9)His view was that art should shock the viewers and challenge their sense of reality. 9．(教材P9)Some feel that the paintings look dark and troubling. 10．(教材P9)As for Magritte himself，he thought that the change between day and night in the paintings was surprising. 我的领悟 1．名词性从句包括主语从句(如句4、7)、宾语从句(如句1、2、5、6、10)、表语从句(如句3、4、7、8、9)。 2．that引导名词性从句时不作成分，只起连接作用(如句2、3、4、6、7、8、9、10)；what引导名词性从句，要在句中作主语或宾语或表语(如句1、4、5、7)。 语法知识精讲 名词性从句，即指性质相当于名词的从句，它包括主语从句、宾语从句、表语从句和同位语从句。本单元只讲前三类从句。 一、主语从句 主语从句在复合句中作主句的主语，通常由从属连词that、whether、if和连接代词what、who、whose、which、whatever、whoever等以及连接副词how、when、where、why等词引导。 1．连词that引导的主语从句 that在从句中无意义，不充当句子成分，只起连接主句从句的作用，一般不省略。that引导的从句作主语时，为避免头重脚轻，使句子平衡， 常用it作形式主语，而将that引导的主语从句后置，that不能省略。 ◆That they were in truth sisters was clear, for they were so alike. 很明显，她们确实是亲姐妹，因为她们很相像。 ◆It is obvious that you've made a big mistake. 显然，你犯了一个大错。 ◆It is no surprise that our team has won the game. 我们队赢了这场比赛不足为奇。 注： 在“It is necessary/important/strange/natural...＋ that 从句”中，从句常用虚拟语气，即从句谓语用“should＋动词原形”的形式， should可以省略。 ◆It is necessary that you (should) remember these English words. 你有必要记住这些英语单词。 2．连词whether/if引导的主语从句 whether/if在从句中不作成分，意为“是否”。whether 引导的主语从句可置于句首，也可置于句末；而if引导的主语从句不能置于句首，只能置于句末。 ◆Whether they will have the meeting hasn't been decided yet. 他们是否要开会还没有定下来。 ◆It is stil