7A U1 Grammar .ppt

1、Unit 1 This is me!,Grammar,over /uv(r)/ 教室 在那边 在教室里,穿过 classroom over there in the classroom,预习反馈,be 用法,英语句子的时态是指句中谓语动词在不同的时间和状况下所使用的某种动词形式。,We use the simple present tense when we talk about facts and states.,一般现在时(1),Simple Present Tense 一般现在时,谓语,be (1),V. (2),be,am,is,are,(主语为I),(主语为第三人称单数),(主语为第

2、二人称you或所有复数),I am not=_,is not=_,are not=_,Im not,isnt,arent,Step 3 simple present tense of verb,“to be”,Im Millie. Im 12 years old.,My name is Simon. Im tall.,This is Sandy. She is tall and slim.,This is Daniel. He is from Nanjing. He is short. He is good at Maths.,Read the passage on Page 8. can y

3、ou find some sentences with “am, is and are” in them?,Look at the sentences and find the rules of simple present tense.,I am a student., 描述客观事实,I am from China. 我来自中国。, 描述目前的事实。,Sandy is my classmate.,He is 12 years old. 他十二岁。, 描述现在的状态。,We are in class 1.,We are very happy. 我们非常高兴。,Be（is/am/are）可以用来

4、描述客观事实、目前的事实和现在的状态.,Sum up,1. 在形容词adj.前面要用be动词;,2. 在名词n.前面要用be动词;,3. 在介词prep.前面要用be动词;,The maths question is very hard.,Our friends are doctors.,The house is on the right of the library.,4. 在there be结构及一些固定短语中要用be动词;,be good at, be born, be from等,when to use verb: to be ?,The verb to be has three fo

5、rms in the simple present tenseam, is and are.,We use am when the subject is _ . We use are when the subject is _ , _ or _ . We use is when the subject is _ , _ or _ .,I,we,you,they,he,she,it,“ be ”动词的一般现在时形式有三种： am, is , are。,be动词用法口诀： “我(I)”用am , “你(you)”用are, “is用于“他(he)”、“她(she)”、“它(it)”, 单数名词用“

6、is”，复数名词全用“are”。,Negative forms of the verb to be in the simple present tense are:,I _/ _ We/You/They _ / _ He/ She/ It _/ _ ,am not,Im not,are not,arent,is not,isnt,Ask and answer（疑问句及肯定否定回答）,Are you/they ?,Yes, I am/they are.,No, Im not/they arent.,Is he/she/it ?,Yes, he/she/it is.,No, he/she/it i

7、snt.,将下列句子变成 (1) 一般疑问句并作肯定和否定回答; (2) 变成否定句。 1. We are good friends.,(1) Are you good friends? Yes, we are. / No, we arent. (2) We arent good friends.,巩固练习,2. Simon and Sandy are classmates.,(1) Are Simon and Sandy classmates? Yes, they are. / No, they arent. (2) Simon and Sandy arent classmates.,3.

8、Her hair is long.,(1) Is her hair long? Yes, it is. / No, it isnt. (2) Her hair isnt long.,课本练习,A. Help Millie complete the sentences with the correct forms of the verb to be.,My name is Millie. I _ 12 years old. Hello, _ you Simon?,am,are,3. They _ my classmates. We _ in Grade 7. 4. Look, Sandy _ o

9、ver there. 5. Mr Wu _ our English teacher. 6. _ our school nice, boys and girls?,are,are,is,is,Is,Millie is talking to her new friends. Complete their conversation with the correct forms of the verb to be.,Millie: Hi, Sandy. Our school _ big. Sandy: Yes, it _. The classrooms _ big too. Simon: Our te

10、achers _ nice. Mr Wu _ a good teacher.,is,is,are,are,is,Sandy: _ he our Chinese teacher? Millie: No, he _. He _ our English teacher. Simon: _ you good at English, Sandy? Sandy: No, I _.,Is,isnt,is,Are,am not,Be动词的一般现在时(用法): 用来描述客观事实、目前的事实和现在的状态，如：,Sum up,动词为be动词时，一般现在时构成： 肯定句：主语 + am / is / are + 其它

11、成分。 否定句: 主语 + am / is / are + not + 其它成分。 疑问句: Am / Is / Are + 主语 + 其它成分？,选用am, is, are完成下列句子。,1. I _ a Chinese boy. 2. Annie _ Simons cousin. 3. We _ from Shanghai. 4. You _ my best friends. 5. Millie and I _ in the same class. 6. Kitty and Amy _ happy here. 7. Andys brothers _ not in China. 8. Thi

12、s is my dog. It _ very lovely.,am,is,are,are,are,are,are,is,句型转换,1.His cousin is good at swimming.(改为否定句) _ 2. Those boys are from England.(改为一般疑问句，并做否定回答) 3. He is in Class 1, Grade 8.(对划线部分提问) ,His cousin isnt good at swimming.,Are those boys from England? No, they arent.,What class is he in?,4. mothers, is, my, long, hair (连词成句) 5. teachers, they, doctors, are ,or (连词成句) 6. Sandy is my classmate. (改为否定句) _,My mothers hair is long.,Are they teachers or doctors?,Sandy isn