Unit 1 Discovering useful structures 课件-2022-2023学年高中英语人教版（2019）必修第三册

Discovering Useful Structures v-ing 作定语和表语 不定式 to do 过去分词 动名词：在句中起名词作用，作主语、宾语、表语 和定语 现在分词：作用相当于形容词或动词，不能作主语、 宾语，可作表语、宾补、定语、状语 非谓语动词 -ing分词 可以作主语、宾语、表语、宾补、定语和状语 不能作主语和宾语，可以作表语、宾补、定语和状语 动 词 谓语动词 非谓语动词 作谓语，有时态、语态、人称和数的变化 作谓语之外的各种成分，无时态、人称和数的变化 a girl dancing (dance) on the stage a burning (burn) house Look at the following pictures and see what is the correct form of the verb in the bracket. a sleeping (sleep) baby a barking (bark) dog a washing (wash) machine an exhausting (exhaust) work a vase dating (date) back to Han Dynasty 1. Being on time is a good habit. 2. Peter’s favourite hobby is playing the guitar. 3. James suggested holding a meeting tomorrow. 4. After finishing all his work, he went home. 5. The girl is from the surrounding neighborhood. 6. Who can you see playing basketball on the playground? 7. There are more airplanes carrying more people than ever before. 8. Seeing nobody in the office, he turned off the light. 主语 表语 动词宾语 介词宾语 定语 补语 定语 状语 Read the following sentences and see the different functions of the –ing forms. 动词-ing形式由“动词原形 + ing”构成。-ing形式可在句中作_____、_____、____、_____、___________和_____，但是不能单独作______。 主语 宾语 表语 定语 宾语补足语 状语 谓语 ① My favourite occupation is reading. ② The ideas are exciting. ③ My favourite occupation is reading detective stories. ④ The rules are confusing. ⑤ The conclusion to the movie was satisfying. 观察： 1、红色字体部分在句中作什么成分？ 2、两种红色字体部分的用法相同吗？ 1、红色字体部分在句中都是作表语 2、两种红色字体部分的用法不同： A. ①③两题中红色字体部分表示主语的内容，相当于名词，表语和主语可以互换位置， 为动名词 B. ②④⑤三题中的红色部分表示主语的性质、特征，相当于形容词，前面可以添加 very，主语和表语位置不能互换，为现在分词作形容词用 1 They delivered their views on the burning questions of the day. 2 Carbury cocked an inquiring eye at him. 3 There was nothing to be seen or heard, not even a barking dog. 4 Passing the Comedy Theatre I happened to look up and s