Lesson 2 We mustn't cross the street now 课件(共22张PPT)

(共22张PPT)
科普版小学英语五年级下册
Lesson2
We mustn't cross the street.
教学要求
words：以“四会”为目标掌握单词
Let's talk：能理解和掌握must，can和may的用法
并能用替换词造句.
read：熟读短文，能回答与短文相关的问题

must not=mustn't 不可以
must

s+清辅音+元音，清辅音要浊化。
tr 浊化成dr
street
lighting闪电
heavy 重的
red light 红灯
green light 绿灯
light
cross
line up 排队
cut in line 插队
line
Watch a video and answer my questions .
1.Who are they
2.Where are they going
They are Jim and his mother .
They are going to a shop.
1.Can we run in the street？
2.Can we play football in the street？
Look at Part1
Listen again and answer questions
No, we can't.
No, we can't.
Let’s talk
J: Are you going shopping, Mum
Jim
Mum
M: Yes.
J: May I go with you
M: Yes, but you mustn’t run in the street .
J: OK.
Q2:
Look at the red light, we _____cross the street now.
Look at Part2
Listen again and answer a question
A. can B. must C. mustn't
C
Loo at the red light.
We mustn’t cross the
street now.
OK.
Let’s talk!
Q3
判断对错
Look at the green light, we mustn't cross the street now.
Look at Part3
Listen again and answer a question
A. right B. wrong
B.
Let’s talk

M:Now the light is green. We can
cross the street.
J: Yes.
M: Look at these white line s.
We must cross the street here.
J: Oh, I see.

根据所听内容，圈出正确答案。
Bob is Tom’s____________.
brother B. friend C. cousin
2. Who is playing the ball in the street
Tom. B.Bob C. Both Tom and Bob.
.
3. When can we cross the street
The light is green. B. The light is yellow. C. The light is red.
4. Which one is right
Play ball in the strect. B. Cross the street when the light is red.
C. Use the crosswalk to cross the street.
1. We ________ play football in the street.
2. We ________ talk in class.
3. In the classroom, we _________ litter.
4. We _______ keep quiet in the reading room.
5. We _______ be late for school.
根据生活常识，用must和mustn't填空。
mustn't
mustn't
mustn't
mustn't
must
“Don’t cross now. The light is red.
We must wait.”
“OK.”
“Look! The light is green.”
“We can cross now.”
“Yes. Let’s go.”
wait：v. 等待
任务型阅读
1.
Which picture is right for crossing the street
2.
Can Tom and Bob play football in the street
3. What color is the light when Bob wants to cross the street
任务型阅读
1.
( ) ( ) ( ) ( )
1. Now Bob and Tom are crossing the street on the white lines.
2. Bob wants to cross the street but the light is red.
3. Tom tells Bob not to play with his ball here.
4. Bob doesn't walk on the white lines.
3
4
2
1
Bob is _________ cousin. They ____________play football. Now， they____________(walk) in the street now. Bob is __________(play) with ______(he) ball. But Tom tells Bob ____________(not play) here. It's not safe.(安全的)
The light is _________, they must wait. But there's none in the street, so Bob wants _________(cross) , but Tom doesn't. Now the light is ________, they can _____(cross) now. They are happy_________(cross) the street on these white lines.
Retell the story:
Tom's
are going to
are walking
playing
his
not to play
red
to cross
green
cross
to cross
It's a busy morning. Look at the traffic (交通) 1. _________ and be
careful(小心的). The light is 2. ________. Look at the white 3. ______.
The children must 4. ________ the street here. The young man can
5._______ his bike. The cars can 6._________. What is the old man
doing He's 7. ________.
green lines lights walking cross ride run
lights
green
lines
cross
run
ride
walking
Homework
1.听录音跟读Let's talk.
2.和同伴分角色表演对话，下节课 展示。