最新新概念英語(yǔ)第一冊(cè)語(yǔ)法要點(diǎn)講解-文庫(kù)吧
2025-05-26 00:54 本頁(yè)面
【正文】 he dog is not running after a cat. The boys are swimming across the river. ★特殊疑問(wèn)句：what, which, how, where, who, etc. 疑問(wèn)詞＋動(dòng)詞＋主語(yǔ)＋現(xiàn)在分詞 What are you doing? What is she doing? What is the dog doing? (必背) 沒(méi)有進(jìn)行時(shí)的動(dòng)詞 表示狀態(tài)，思想，感情和感覺(jué)的動(dòng)詞不能表示正在進(jìn)行的動(dòng)作 1. 表示感覺(jué)，感官的詞 see, hear, like, love, want, 2. have, has當(dāng)”擁有”講時(shí)沒(méi)有進(jìn)行時(shí) 3. 一般過(guò)去時(shí) 表示過(guò)去發(fā)生的動(dòng)作或事件， 常和表示過(guò)去的時(shí)間狀語(yǔ)連用，如yesterday, last night, the day before yesterday, 3 days ago, 含有be動(dòng)詞的句子， 將動(dòng)詞變?yōu)檫^(guò)去式，am, is的過(guò)去式為was，are的過(guò)去式為were I was at the butcher’s. You were a student a year ago. The teacher was very beautiful ten years ago. ★變疑問(wèn)句將be動(dòng)詞移動(dòng)到句首Were you at the butcher’s? Were you a student a year ago? Was the teacher very beautiful ten years ago? ★變否定句在be動(dòng)詞后面加not I was not at the butcher’s. You were not a student a year ago. The teacher was not very beautiful ten years ago. ★肯定回答否定回答Yes, I was. No, I was not. Yes, you were. No, you were not. Yes, he/she was. No, he/she was not. ★特殊疑問(wèn)句：What did you do? (必背) 不含有be動(dòng)詞的句子，將動(dòng)詞變?yōu)檫^(guò)去式，動(dòng)詞過(guò)去式構(gòu)成見(jiàn)附錄 I finished my homework yesterday. The boy went to a restaurant. The Sawyers lived at King Streeta year ago. King Streeta year ago. ★變疑問(wèn)句在句首加did， 動(dòng)詞變?yōu)樵?Did you finish your homework yesterday? Did the boy go to a restaurant? Did the Sawyers live at King Streeta year ago? King Streeta year ago? ★變否定句在主語(yǔ)和動(dòng)詞之間加did not I did not finish my homework yesterday. The boy did not go to a restaurant. The Sawyers did not live at King Streeta year ago. King Streeta year ago. ★肯定回答及否定回答 Yes, I did. No, I didn’t. Yes, he did. No, he didn’t. Yes, they did. No, they did not. 4. 現(xiàn)在完成時(shí) 構(gòu)成：主語(yǔ)+助動(dòng)詞have, has+過(guò)去分詞 用法： 1) 表示過(guò)去發(fā)生的和現(xiàn)在有某種聯(lián)系的動(dòng)作，常和just, usually, already, since等時(shí)間副詞連用 I have just had lunch. (飽了，不用再吃了) He has had a cup of tea.（不渴了，不用再喝） They have already had t
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