《非谓语动词句子》课件.pptVIP

《非谓语动词句子》PPT课件 本课程将介绍非谓语动词的形式、分类，以及在句中的用法，使你更好地理解和运用英语语法。 什么是非谓语动词句子 1 定义 非谓语动词句子是由非谓语动词作谓语而构成的句子。 2 作用 可以起到修饰前面名词或代词，或描述前面句子内容的作用。 3 举例 Walking to work, he enjoyed the fresh air. (动名词作主语) 非谓语动词的形式 不定式 to + 动词原形，如to go, to eat 动名词 动词基础形式+ing，如singing, dancing 分词 分为现在分词（ing）和过去分词（ed），如running, played 非谓语动词在句中的作用 1 做定语 The girl reading a book is my sister. (动名词做定语) 2 做表语 My hobby is collecting stamps. (不定式做表语) 3 做状语 After finishing his homework, he went to bed. (分词做状语) 非谓语动词的分类 主动语态 The boy wants to eat an apple. (不定式) 被动语态 The apple being eaten tastes good. (现在分词) 完成时态 Having slept for eight hours, he felt refreshed. (分词) 进行时态 She is walking to school. (现在分词) 不定式的用法 表示目的，如I went to the shop to buy some milk. 表示推测，如Its great to see you! 作为形容词的补语，如Shes happy to help. 作为名词的补语，如His dream is to become a pilot. 动名词的用法 1 做主语 Dancing is my favorite hobby. 2 做宾语 I enjoy reading books. 3 作表语 My favorite hobby is reading books. 4 和介词连用 He is good at playing the piano. 分词的用法 1 过去分词做表语 The book is written by Hemingway. 2 现在分词做状语 Walking along the beach, he found a starfish. 3 现在分词做形容词 A boring movie is not worth watching. * * * * * * * * * * * * * *