七年級英語上冊 Unit 1 This is me Grammar課件 （新版）牛津版.ppt

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1、Unit 1 This is me! Grammar I am in Class1 Grade 7. He is tall. We are in the same class. 一般現(xiàn)在時 表示現(xiàn)在存在的狀態(tài)。 一 . 當我們談論以下幾種情況時 ,用 一般現(xiàn)在時： 1. 表示現(xiàn)在存在的狀態(tài) ; 2. 表示經(jīng)常性、習慣性的動作 ; 3. 表示客觀事實或普遍真理。 二 . “ be ”動詞的一般現(xiàn)在時形式有 三種： am, is , are。 其用法如下： 一般現(xiàn)在時 be動詞在 肯定句中的用法 I am 或 Im happy. You/We/They are或 Youre/Were/Theyre

2、 He/She/It is 或 Hes /Shes /Its 例句： 1. 我是一位老師。 I am a teacher. 2.你們是我的學生。 You are my students. 3.我們是好朋友。 We are good friends. 4.他們來自于寶應。 They are from Baoying. 6. 她又高又苗條。 She is tall and slim. 7. 它是我的電子狗。 It is my e-dog. 8. 她的頭發(fā)又長又黑。 Her hair is long and black. 用法口訣： “我 (I)”用 am , “你 (you)”用 are, “is

3、用于“他 (he)”、“她 (she)”、“它 (it)”, 復數(shù)人稱都用“ are”。 一般現(xiàn)在時 be動詞的否定句 I am not或 Im not happy. You/ We / They are not 或 You / We / They arent He / She / It is not 或 He / She / It isnt 一般現(xiàn)在時 be動詞的 一般疑問句及其肯定回答 Am I happy? Yes, I am. Are you/we /they you/ we/ they are. Is he/she /it he/she/it is. 一般疑問句的否定回答 No, I

4、 am not或 Im not. you/we/they are not或 arent. he/she/it is not 或 isnt. 縮寫形式小結： 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 a

5、m. / Yes, we are. No, Im not. / No, we arent. 3. Is Simon tall? Yes, he is. No, he isnt. (二 ) be 動詞一般現(xiàn)在時的否定句 : 4. I am not a student. 5. You arent good at swimming. 6. Simon isnt tall. 鞏固練習 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 are

6、nt. (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. 將下列句子改為一般疑問句，并作否定回答。 1. I am a happy girl. 2. My father is a doctor. 3. Our books are new. 4. Miss King is my teacher. 5. The boys are playing football. 6. His nose is big.