(共22张PPT)
Unit 1 School and Friends
Lesson 4 What is it
1. To master the new words and phrases:
eraser
guess
first
wall
2. To be able to talk about things in daily life.
Learning objectives
guessing game
Review
This is our _________.
classroom
This is an ______.
office
That is the __________.
playground
That is the ______.
library
Where are we now
pen
pencil
eraser
ruler
pencil box
Presentation
blackboard
Practice
--What is it --It's ...
a pen
a pencil
an eraser
a ruler
a pencil box
a blackboard
探究1
eraser
eraser以元音音素开头，其前用不定冠词________ 修饰。
若单词或字母以辅音音素开头，其前就用不定冠词a修饰。
an
Presentation
Let's play a guessing game. Li Ming, you go first.
猜谜游戏
第一；首先
Presentation
It's long and thin. What is it
Is it a ruler
No, it isn't. You can write with it.
Yes, you are right.
A pencil
探究2 Is it…
—Is it a ruler —No, it isn't.
(1)“Is it…？”是be动词引导的一般疑问句，其肯定回答为“Yes, it is.”，否定回答为“No, it isn't.”
(2)一般疑问句的简略回答，无论是肯定回答还是否定回答，前后应一致，即Yes后跟肯定形式，No后跟否定形式。
探究3
You can write with it. 你能用它写字。
with为介词，在此处译为“用”，后跟使用的工具或身体部位等。
[拓展] with还可以表示“和……在一起，跟着”。
Do you want to play with me 你想和我一起玩吗？
Presentation
Now, it's your turn.
It's big and black. It's on the wall. What is it
It's blackboard.
Very good.
探究4
Now it's your turn. 现在轮到你了。
“It's one's turn.”意为“轮到某人了”，其中one's表示“某人的”，可以是在表示“某人”的名词后添加's，如Jim's, my friend's等；也可以是物主代词，如my, your, his, her等。
[拓展] “It's one's turn to do sth.”意为“轮到某人做某事”。
It's my turn to clean the blackboard. 轮到我擦黑板了。
探究5
on the wall. 在墙上。
on the wall与in the wall二者都可以表示“在墙上”。
[辨析]
on the wall 指在墙的表面，如：图画、地图、黑板、风筝等。
in the wall 指在墙的里面，如：门窗、钉子、洞、孔等。
Practice
Guessing game
It’s long and thin. You can write with it.
pencil or pen
It’s big and black. It’s on the wall.
blackboard
It’s small. We can correct the words with it.
eraser
It is long and straight. You can measure (测量) with it.
ruler
It is a box. You can put your pens and pencils in it.
pencil box
Listen to the statements and number the pictures.
1
2
4
5
6
3
1
Make your own vocabulary cards. Draw and write the names of classroom objects on cards. Then use your cards to play the Guessing Game in groups.
2
What is it
Is it a pen
No!
Is it a pencil
Yes!
Look at the pictures and fill in the blanks.
3
1.You can write with a________
2.The__________ is on the wall. It’s big and black.
3.I can see a ________ in the pencil box.
4.A：What is it
B：It’s a ________
5.A：Is it an ________
B：Yes, it is.
pencil
blackboard
ruler
pen
eraser
Work in pairs. Put some of your classroom objects
on your desk. Ask your partner to close his or her
eyes. Then take one object away. Can your partner guess what’s missing
4
Exercise
用方框中所给单词的适当形式填空
1．Judy can see two pictures on the ________．
2．It is an ________．
3．It is Simon's ________ to make a plan.
4．My friends ________ it is a blackboard.
5．We can ________ with pencils.
wall
eraser
turn
guess
write
write, guess, eraser, wall, turn
Exercise
用所给单词的适当形式填空
6．Tom, it's ________(you) turn now.
7．—Let's ________(play) a basketball game. —OK.
8．—Is it a blackboard
—Yes, you ________(be) right.
9．He often plays the ________(guess) game.
10．The boy is Ben King. His ________(one) name is Ben.
your
play
are
guessing
first
Summary
eraser
guess
first
wall
guessing game
