7A Unit1 This is me!Grammar （共28张PPT）

课件28张PPT。Unit1 This is me! Simple Present Tense
一般现在时Look at the sentences and find the rules of simple present tense.She is a student. ★ 描述客观事实She is from China.
她来自中国。★ 描述目前的事实。Sandy is my student.She is 12 years old. 她十二岁。★ 描述现在的状态。They are in class 1.They are very happy. 他们非常高兴。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.一般现在时一般现在时描述客观事实、目前的事实和现在的状态。
e.g. He is from Nanjing.
他从南京来。
Lee is my friend.
李是我的朋友。
My hair is long.
我是长头发。注意主语可以是人称代词，也可以是名词，动词be的选择要与主语相一致。
e.g. The dog is very lovely.
这只小狗很可爱。
These apples are big and red.
这些苹果又大又红。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),
复数人称都用 are。如果主语是代词，动词be与前面主语在一起时，在非正式行文中可以缩写。
e.g. I am = I’m You are = You’re
She is = She’s He is = He’s
It is = It’s We are = We’re
They are = They’re be 用法：e.g. I _____a teacher.
You _____ students.
We _____ good friends.
They _____ on the football field.
Simon and Sandy ______ classmates. He ____ a polite and helpful boy.
It ____ an e-dog.
Sandy ____ tall and slim.
Her hair _____ long.amareareareareisisisisbe一般现在时的否定句是在be后面加not构成。动词be与not可以缩写，如：is not = isn’t; are not = aren’t。动词be一般现在时的一般疑问句是将be提前于句首构成。缩写形式小结：
I’m = I am
you’re/we’re/they’re = you/ we/ they are
he’s/she’s/ it’s = he/ she/ it is
isn’t = is not
aren’t = are not(一) be 动词一般现在时的否定句:
1. I am a student.
2. You are good at swimming.
3. Simon is tall.I am not a student. You aren’t good at swimming. Simon isn’t tall. (二) 一般疑问句及其肯定回答和否定回答:
1. Am I the teacher?
Yes, you are.
No, you aren’t.2. Are you good at English?
Yes, I am. / Yes, we are.
No, I’m not. / No, we aren’t.
3. Is Simon tall?
Yes, he is.
No, he isn’t. 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。
We are good friends.(1) Are you good friends?
Yes, we are. / No, we aren’t.
(2) We aren’t good friends.ExercisesSimon and Sandy are classmates.(1) Are Simon and Sandy classmates?
Yes, they are.
No, they aren’t.
(2) Simon and Sandy aren’t classmates.Her hair is long.(1) Is her hair long?
Yes, it is.
No, it isn’t.
(2) Her hair isn’t long.Complete the sentences with the correct forms of the verb to be.1. My name is Millie. I ___ 12 years old.
2. Hello, ____ you Simon?
3. They ____ my classmates. We ____ in Grade 7.amareareareP124. Look, Sandy ____ over there.
5. Mr Wu ____ our English teacher.
6. ____ our school nice, boys and girls?isIsisMillie 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 teachers _____ nice. Mr Wu ___ a good teacher.isisareareisSandy: ___ he our Chinese teacher?
Millie: No, he _____. He ___ our English teacher.
Simon: ____ you good at English, Sandy?
Sandy: No, I ________.Is isn’tisAre am notReview the simple present tense about ‘to be’.