Unit 4 Where’smy schoolbag-Section A GrammarFocus - 3c课件(共23张PPT)

(共23张PPT)
Unit 4 Where’s
my schoolbag
Section A Grammar
Focus - 3c
Learning objects（学习目标）
1. Functions: 能够熟练运用方位介词表达物品所
在位置。
2. Grammar: ①介词on, in与under的用法
② where引导的特殊疑问句
Enjoy a song
Let’s chant
Table, table, under the table.
Sofa, sofa, on the sofa.
Bookcase, bookcase, in the bookcase.
Desk, desk, under the desk.
Schoolbag, schoolbag, in the schoolbag.
— __________ the erasers
— They’re ____ the desk.
— Where’s the pencil box
— It’s _______ the desk.
— ________ the book
— It’s ___ the schoolbag.
on
under
in
Look and fill in the blanks.
Where are
Where’s
Grammar Focus
Where’s the map It’s in your grandparents’ room.
Where are my books They’re on the sofa.
Where’s his pencil box It’s in his schoolbag.
Where’s your ruler It’s under the chair.
Where are their keys They’re on the table.
Where’s = Where is
一、方位介词on, in与under的用法
1. 方位介词的用法：在英语中，当要表示人或物的位置时，通常要借助方位介词。方位介词不能单独使用，必须与其他词构成介词短语。
2. 方位介词on, in与under的用法
on
“在……上”，表示某人或某物在另一个物体的表面上，两者间有接触。
His pencil box is on the desk.
in
“在……里”，表示在某个空间内。
My books are in my schoolbag.
under
“在……下”，表示某人或某物在另一个人或物体的垂直下方，两者间不接触。
The dog is under the bed.
句型结构
答语
例句
Where is＋主语（单数）
He/She/It is
+介词短语.
— Where’s my hat
—It’s on the sofa.
Where are＋主语（复数）
They are
+介词短语.
— Where are the
desks and chairs
— They are in the
classroom.
二、where引导的特殊疑问句
where引导的特殊疑问句用来询问人或物所在的位置，其句型结构和答语如下：
(1) be动词要与主语的人称和数保持一致。
(2) where is可以缩写为where’s，但where are不
能缩写。
(3) 非正式场合中可省略主语和be动词，直接用
介词短语回答所在地点。
(4) 如果不知道某人或某物在什么地方，可用“Sorry,
I don’t know.”来回答。
注意
【学以致用】
按要求完成句子，每空一词。
1. His tape player is on the desk. （对画线部分提问）
_______ ____ his tape player
2. —— 你的哥哥们在哪里？
—— 他们在客厅里。（完成句子）
— _______ ______ your brothers
— They are in the living room.
Where
is
Where
are
3. 我妹妹的钢笔在椅子下面。
My sister’s pen is _______ ______ ______.
4. 辛迪的电脑在书桌上。
Cindy’s computer is _______ ______ ______.
5. 我的书在书包里。
My books are _______ ______ __________.
under the chair
on the desk
in the schoolbag
单项选择。
1. — Where ______ his hats
— ______ on the bed.
A. is; It’s B. are; It’s
C. is; They’re D. are; They’re
2. — Where is your ruler
— ______ in the pencil box.
A. It’s B. They’re
C. This is D. That is
3. — Where is our baseball I can’t find it.
— Oh, look! It’s _______ the bed.
A. in B. under
C. for D. at
4. — Lucy, _______ is Tom
— He’s in the classroom.
A. what B. who
C. how D. where
A: Where _______
the keys
B: They’re ______
the _______.
are
on
table
3a
Look at the pictures and complete the conversations.
A: Where’s the _______
_____ it on your desk
B: No, it’s _____ the chair.
book
Is
under
A: Where _____ the pencils
B: I don’t know. ____ they
in the _________
A: Yes, they are.
Are
are
schoolbag
know v. 知道；了解
I don’t know. 我不知道。
3b
Ask and answer questions about the things on the right.
Where are
the books
They are
on the sofa.
Where is the
computer game
It’s in
the bookcase.
Where are the
pencils
They are in
the pencil box.
Where’s / Where are the ______
It’s / They’re _____________.
3c
Student A, look at the picture on Page 19. Student B, look at the picture on the right. Ask and answer questions to find the differences.
A
B
Where’s the schoolbag Is it under the table
No, it isn’t. It’s on the table.
Where are the pencils Are they in the schoolbag
No, they aren’t. They are on the tea table (茶几).
Where are the keys Are they on the table
No, they aren’t. They are on the floor (地板).
Where are the books Are they on the sofa
No, they aren’t. They are on the bed.
— Where’s the map
— It’s in your grandparents’ room.
— Where’s the schoolbag Is it under the table
— No, it isn’t. It’s on the table.
Sentences
方位介词on, in与under的用法
where引导的特殊疑问句
Grammar
Summary