Unit 5 First Aid Discover Useful Structures 语法课件-2023-2024学年高中英语人教版（2019）选择性必修第二册

V-ing (non-finite verbs) 1 非谓语动词 动词 谓语 非谓语 done doing to do 2 谓语动词 If I were you, I would not accept the invitation. 3 He has finished his homework. They have finished their homework. 时态 语态 主语人称和数 语气 情态动词 have done，was finished，will go， is working，makes，has been waiting 非谓语动词 4 The book is said to have attracted a lot of readers. The book is said to have been translated into several foreign languages. 时间 语态 Timo is to die. Walking on the street nearby, she noticed a strong burning smell. Attracted by the beauty, she decided to spend another two days. 非谓语动词 DEFINITION 在句中充当除_____以外的句子成分的动词形式叫做非谓语动词。 非谓语动词不受主语人称和数的限制，但是有____ 和_____的变化。 FORMS 非谓语动词有_______、________和_______三种基本形式。 谓语 时间 语态 to do doing done 除_____以外的句子成分 5 非谓语动词 语态+时间 主动 + 将来 主动 + 进行: 被动 + 完成: 6 to do-: He promised to make greater efforts in the future. doing- Walking in the rain, she felt quite tranquil. done- This is the first time I have heard the song sung in French. 非谓语动词基本形式 非谓语动词 7 to do-主动+将来: He promised to make greater efforts in the future. to be done-被动+将来: These are the words to be studied tomorrow. doing-主动+进行: Walking in the rain, she felt quite tranquil. being done-被动+进行: The boy being scolded is Xiaoming. having done-主动+完成: Having finished the latter, he mailed it. having been done-被动+完成: I forget having been taken there. done-被动+完成: This is the first time I have heard the song sung in French. 非谓语动词基本形式 非谓语-动词v-ing 形式 现在分词：定语、状、补语和表语。 动名词：主语、宾语、表语 时间/语态 主动语态 被动语态 一般时 完成时 否定 doing being done having done having been done NOT + v-ing形式 动词-­ing形式在句子中可以作主语、宾语、表语、定语、宾语补足语和状语。 基本形式如下： 8 1. 作主语、宾语、表语、定语 V-ing non-finite verbs 2. 作定语、状语、补语、表语 9 【总结归纳】 1. 单个动词v-ing 形式做主语，谓语动词通常用单数形式； 动词v-ing 形式做主语的位置：句首/句尾 动词v-ing作主语 1. _________(build) up a team is more complex than simply hiring the best talent. 2. It is no use ________(cry) over split milk. 3. _______(sing) is my hobby, and ________ (sing) at the concert is my dream. 4. _____________(blame) for the br