Unit 1 Science and Scientists Discover Useful Structures 表语从句课件-2023-2024学年高中英语人教版（2019）选择性必修第二册

Unit 1 Science and Scientists Period 2 Discovering Useful Structures 1 The Predicative Clause 表 语 从 句 2 1.To learn the structure of predicative clause. 2.To know how to judge the predicative clause. 3.To master the conjunctions of predicative clause. 3 The Predicative Clause (表语从句) What is the predicative?(什么是表语) 表语: 表语是用来说明主语的身份、性质、品性、特征和状态的,表语常由名词、代词、数词、动词过去分词、动词的-ing形式、副词、短语、形容词、不定式和从句等来充当。 1. 状态系动词:be 2. 感官系动词:feel , seem , look, appear ,sound, taste , smell 3. 持续系动词:stand , lie , remain ,keep, stay 4. 变化系动词:become , get , grow , turn , go , run, fall 5. 终止系动词:prove, turn out 证明是...... 结果是...... 可以接表语的系动词有: Step 1. Lead-in 1.观察下列句子并指出句子中的表语 1. I am a little, little bird. 2. The story is interesting. 3. Our main teacher is here. 4. Every student is in the classroom. 5. Your homework is to recite "quanxue". 6. Her job is selling computers (名词 ) (形容词) (副词) (不定式) (短语) (动名词) 7 What is the predicative clause? (什么是表语从句) 表语从句 定义:用作表语的从句叫表语从句,它是名词性从句之一。 引导表语从句的连接词有: 从属连词:that / whether /as if /as though (if不引导表语从句) 连接代词:who / whom / whose / which/ what 连接副词:when / where / why / how 10 What I want to say is that I’m sorry. 2.The fact is that I earned my passage by working as an unpaid hand. 由从属连词 that 引导的表语从句 that在从句中不充当任何成分,本身也没有任何意义。只是起连接作用。注:that 在引导表语从句时不能省略。 由从属连词 whether引导的表语从句 whether 在句子中不充当任何成分,具有“是否”的意义,此时不能用if,因为if不能引导表语从句。 The question is _ we will have our sports meet next week. A. that B. if C. when D. whether 注意点1:if 不能引导表语从句 D 1. My belief is _I will succeed by working hard. 2. The most pleasant thing of the rainy season is _we can be entirely free from dust. 3. The problem is _we can find them there. whether that that as if / though引导表语从句时,在句子中也不充当任何成分,但有意义。译为:仿佛,好像。 He looks as if he were a rich man. It sounds as if someone is knocking at the door. 他看起来好像是个富翁。 听起来好像有人在敲门。 由从属连词 as if/though引导的表语从句 连接代词 Who, whom, whose,which, what及连接副词 where, how, why, when及wh-疑问词+ever引导的表语从句 这类词引出表语从句时,与它们引出宾语从句一样,要在从句中充当句子成分(一般充当主语、宾语、表语、定语或状语),并具有一定的意义,不可省略。 (2) The