Grammmar.ppt

1、Grammar 一般現(xiàn)在時(shí) (Simple Present Tense ),一般現(xiàn)在時(shí)的用法,My hair is long., 表示現(xiàn)在存在的狀態(tài)。,I am a teacher. You are students.,Simon loves playing football after class.,表示經(jīng)常性、習(xí)慣性的動(dòng)作。,Cats eat fish., 表示客觀事實(shí)或普遍真理。,一般現(xiàn)在時(shí)用法小結(jié),英語句子的時(shí)態(tài)是指句中謂語動(dòng)詞在不同的時(shí)間和狀況下所使用的某種動(dòng)詞形式。,一. 當(dāng)我們談?wù)撘韵聨追N情況時(shí),用一般現(xiàn)在時(shí)： 1. 表示現(xiàn)在存在的狀態(tài); 2. 表示經(jīng)常性、習(xí)慣性的動(dòng)作; 3.

2、表示客觀事實(shí)或普遍真理。,二. “ be ”動(dòng)詞的一般現(xiàn)在時(shí)形式有三種：am, is , are。 其用法如下：,例句： 1. I am a teacher. 2. You are students. 3. We are good friends. 4. They are on the football field. 5. Simon and Sandy are classmates.,6. He is a polite and helpful boy. 7. It is an e-dog. 8. Sandy is tall and slim. 9. Her hair is long.,用法口

3、訣： “我(I)”用am , “你(you)”用are, “is用于“他(he)”、“她(she)”、“它(it)”, 復(fù)數(shù)人稱都用“are”。,縮寫形式小結(jié)： Im = I am youre/were/theyre = you/ we/ they are hes/shes/ its = he/ she/ it is isnt = is not arent = are not,例句: (一) 一般疑問句及其肯定回答和否定 回答 1. Am I the first? Yes, you are. No, you arent.,2. Are you good at swimming? Yes, I

4、am. / Yes, we are. No, Im not. / No, we arent. 3. Is Simon tall? Yes, he is. No, he isnt.,(二) be 動(dòng)詞一般現(xiàn)在時(shí)的否定句: 4. I am not a student. 5. You arent good at swimming. 6. Simon isnt tall.,鞏固練習(xí),將下列句子變成 (1)一般疑問句并作肯定和否定回答; (2)變成否定句。 We are good friends.,(1) Are you good friends? Yes, we are. / No, we arent. (2) We arent good friends.,Simon and Sandy are classmates.,(1) Are Simon and Sandy classmates? Yes, they are. / No, they arent. (2) Simon and Sandy arent classmates.,Her hair is long.,(1) Is her hair long? Yes, it is. / No, it isnt. (2) Her hair isnt long.,1. Remember the use to be in the simple