Welcome Unit Discovering Useful Structures 课件-2023-2024学年高中英语人教版（2019）必修第一册

Welcome unit Discovering Useful Structure lead-in I collect some sentences written by your classmates, can you correct the following sentences. Go into my schlool, you can see many flowers. There have 100 books. Tom is come from Beijing. Going into my school ,you can see many flowers. There are 100 books. Tom is from Beijing . Tom comes from Beijing. Correct sentence structure is importent! 十大词类 Before learning sentence structure, we should know the word class first. 动形名副,介代连冠,感叹和数 1. 名词 [Nouns(n.)]:用来表示人或事物名称的词,如 pen apple 在句子中常作主语 宾语 表语 定语 宾补等 e.g. The apple isn’t ripe.主语 I love animals.宾语 This is an apple.表语 I think it my duty to help the little girl.宾补 There are not many men teachers in the kindergarten.定语 动形名副,介代连冠,感叹和数 2. 代词 [Pronouns(pron.)]:用来代替名词的词,如we us them 在句子中常作主语 宾语 等 e.g. We love our family.主语 Lisa teaches us English.宾语 3. 动词 [Verb(v.)]:表示动作或状态的词,如eat drink sleep 在句中做谓语 e.g. Last week he went to Hawaii for holidays.谓语 十大词类 动形名副,介代连冠,感叹和数 4. 副词 [Adverb(adv.)]:用来修饰动词 形容词 副词 在句子中做定语 状语等 e.g. Please read the new words below.修饰名词 You are running fast.修饰动词 I push the door very hard.修饰副词 5. 形容词 [Adjective(adj.)]:表示事物或人特征的词,如big small 在句中做定语 表语 补语 e.g. I like such beautiful dresses.定语 The dress is beautiful.表语 I find these dresses beautiful.宾补 十大词类 动形名副,介代连冠,感叹和数 6. 数词 [Numeral(num.)]:表示人或事物数目多少(基数词)或顺序先后(序数词)在句中做宾语 定语等 e.g. I want two apples,please.做宾语 Forty thousand people watched the game.做定语 7. 冠词[Articles(art.)]:用在名词前,帮助说明名词所指范围的词,主要有a an the 在句子中主要修饰名词 e.g. The dog is very cute. 8. 介词 [Prepositions(prep.)]:用在名词和代词之前,说明其与别的词的关系 其后跟宾语,一起在句子中做定语或状语 e.g. Please wait at the door.做地点状语 The girl at the door is my niece.做定语 十大词类 动形名副,介代连冠,感叹和数 9. 连词[Conjunctions(conj.)]:起连接作用的词,如and but so or 在句子中连接两个词 短语 或 句子 e.g. I will call you when I get there. Tom and Bob are brothers 10. 感叹词[Interjections(int.)]:表示感叹语气的词 表示喜怒哀乐,在句中起到加强语气的作用 e.g. Oops!It hurts! 十大词类 八大成分 S(subject) V(verb) O(object) P(predicative) A(adverbial) DO(direct objective) IO(indirect objective)