Unit 4 Road safety Grammar time&Fun time 课件(共14张PPT)

(共14张PPT)
译林版英语六年级（下）
Unit 4 Road safety
Grammar time & Fun time
Let’s review
What must we not do on the road
How can we cross the road safely
Grammar time
How can you cross the road safely
What must you not do on the road
含义情态动词的特殊疑问句
构成：特殊疑问词+情态动词+主语(+not)+动词原形+其他
例句：Where must you go today
What can the baby have for breakfast
情态动词
Look and find
动词原形
must 表示“必须”，
mustn’t 表示“禁止”有很强的劝告语气。
can 表示“可以”，有能力有权利做某事，can’t表示“不能”。
We can\should\must...
We can’t\shouldn’t\mustn’t...
Try to say
1.You ____ keep quiet in the cinema when you
watch a film.
2.Here is the red man. We _____ cross the road.
3.—____ we play football —Yes, you ____. But
you ______ play it on the road.
4.—I’m thirsty. ____ I have some cola
—No, you ____, but you ___ have some juice.
must
mustn’t
Can
can
mustn’t
Can
can’t
can
选择合适的情态动词填空。
must mustn't can can't
Fun time
Play a game
Red man, stop! Green man, go!
Right!
I must look out for cars.
What must you do on the road
I must run quickly on the road.
No, you mustn't run quickly on the road!
Different rules around us.
The rules in different places
In the library b. In the classroom
c. On the road d. In the park
1. We mustn’t walk on the grass. 2. We must keep quiet.
3. We mustn’t play basketball. 4.We must study hard.
5. We must follow traffic rules. 6. We can read books.
7. We must look out for cars. 8. We mustn’t talk loudly.
d
a
c
b
c
a
c
d
Let's choose
We must follow different rules in different places.
Different places,different rules.
Summary
We must...
Let's talk
We mustn't...
Practice
How can you cross the road safely
What must you not do on the road
1.—Can he smoke in the library
—No, he ___ (can't/mustn't).
2.—Must I sleep now
—No, you don’t ___ (mustn't/have to). It's early.
3.We ____ (can/mustn't) play football on the road.
4.We ____ (should/must) have breakfast every day.
The breakfast is important.
5.—What must you do
—We ____ (can/must) keep the law.
圈出合适的单词，完成句子。
按要求完成句子。
1. I can finish my homework tonight.
（改为否定句）
_______________________________
2. We mustn't play football on the road.
（对画线部分提问）
_______________________________
3. He must have an egg every day.
（改为否定句）
_______________________________
I can't finish my homework tonight.
What must you not do on the road
He mustn't have an egg every day.
01
02
抄写Grammar time中的句子，标出情态动词。
Look for more rules in public places.
在公共场所找到更多规则。
Homework