人教版初中英语七年级上册Unit 2 This is my sister Grammar focus-3c (共24张PPT)

(共24张PPT)
Period 3 Grammer Focus-3c
Unit 2 This is my sister.
Grammar Focus 语法焦点
This is my friend Jane. That’s my grandfather.
These are my brothers. Those are my parents.
Who’s she She’s my sister.
Who’s he He’s my brother.
Who’re they They’re my grandparents.
That’s = that is who’re = who are
who’s = who is they’re = they are
3a Complete the conversation and
practice it with your partner.
A: That ________ my family. That’s my mother.
B: __________ he
A: __________ my father.
B: Who’s ___________
A: She’s ___________ sister.
B: And __________ they
A: _______________ my grandparents.
is
Who’s
He’s
she
my
who’re
They’re
3b Look at the picture. Make sentences with the words in the three boxes.
this
that
these
those
my
your
father
mother
grandfather
grandmother
parents
grandparents
brother
sister
Is/are
3c Bring some family photos to class.
Take turns to ask and answer
questions about the photos.
Is this your father
Is this your mother
Yes, she is.
Yes, he is.
These are Gina’s
parents.
You are Gina.
Gina
Is that your grandfather
Is that your grandmother
No, she isn’t.
Those are Mary’s
grandparents.
No, he isn’t.
Gina
Is that your grandfather
Is that your grandmother
Yes, she is.
Those are Mary’s
grandparents.
Yes, he is.
Mary
根据句意填入家族成员的名词。
Father’s mother is my ____________.
Mother’s brother is my ________.
Mother’s father is my ____________.
Father’s sister is my _________.
I’m Lucy. This is my father. I’m his _________.
Uncle’s daughter is my __________.
Tom is my son. I’m not his father. I am his ______.
My father and mother are my ________.
My ___________ are my parents’ parents.
I’m Jim. This is my mother. I’m her only ______.
grandmother
uncle
grandfather
aunt
daughter
cousin
mother
parents
grandparents
son
单数
复数
可数名词
如　何　变　化？
规则变化
不规则变化
1.一般情况下，直接在词尾加-s构成复数形式。
car
backpack
cars
backpacks
book
books
1.
box
2. 以s, x, ch, sh等结尾的名词，
在词尾加-es构成复数形式。
boxes
class
classes
watch
watches
brush
brushes
s
x
sh
ch
2.
3. 以“辅音字母+y”结尾的名词，应改y为i，再加-es。
family
families
comedies
comedy
(喜剧)
y
y
l
d
3.
4. 以“元音字母+y”结尾的名词，直接在词尾加-s构成复数形式 。
boy
boys
day
days
o
a
y
y
4.
5)以o结尾的词
①以“辅音字母+o”结尾的词，有生命的加-es，如：potato----potatoes，tomato----tomatoes， hero英雄----heroes；
无生命的加-s，如： photo----photos, piano----pianos
②以“元音字母+o” 结尾的词，加-s，如：radio----radios, zoo----zoos
常见的不规则变化有：
man--men男人 woman--women 女人
a man teacher- two men teachers
tooth-- teeth牙齿 foot--feet脚
mouse--mice老鼠 child--children孩子
deer---deer 鹿 sheep--sheep绵羊
German---Germans德国人 American--- Americans美国人
Chinese--- Chinese中国人 Japanese--- Japanese日本人
给下列可数名词加复数．
bird-- card-- lady--
orange-- ruler--
friend-- boy-- watch--
girl-- case-- cat--
tree-- key--
bed-- family-
party-- cup--
birds
ladies
oranges
rulers
cats
boys
girls
cases
watches
trees
keys
beds
friends
families
cards
parties
cups
this –
that –
he / she / it –
am / is –
these
those
they
are
单数 复数
指示代词
人称代词
系动词
句型转换
1.What’s this 复数
What’re these
2.He’s a Chinese boy. 复数
They’re Chinese boys.
3. This is a bike.
复数句
These are bikes.
指示代词
系动词
可数名词
注意：单数句子转变为复数句子，指示代词、人称代词、系动词、可数名词都要变化为复数形式。
二、句型转换
1.This is my mother.
1）变否定句
2）变一般疑问句，并作肯定或否定回答
This is not my mother.
Is this your mother
Yes, it is. / No, it isn’t.
2.That is a car.
1）变否定句
2）划线提问
3) 变复数句
That is not a car.
What’s that
Those are cars.
Thank you!