Unit 7 Rules round us 课件

课件20张PPT。Unit 7 Rules round us 1signsrules/????/What are these?We usually use signs to tell about rules.We must keep quiet.in the libraryWe must wait for the green light (man).on the road
in the streetDon’t walk on the grass.
We mustn’t walk on the grass.in the park
Don’t run.
We mustn’t run.
in the
classroom
Don’t…= We must not/mustn’t…Don’t turn right.
We must not turn right.Don’t enter.
We must not enter.Don’t ride bicycles.
We must not ride bicycles.Don’t walk across the road.
We must not walk across the road.Don’t…= We must not/mustn’t…Look and read12344-1Where do we have rules? Do you know?We have rules in the classroom.12344-2We have rules in the library.We have rules on the road.We have rules in the park.Pair workkeep quiet
leave rubbish
climb the trees
make our beds
draw on our desks
run across the road
sing loudly at night
eat or drink
pick the flowers
draw on our desks
listen to our teachers
wait for the green man
walk on the grassin the libraryin the classroomin the parkat homeon the roadA: What must/mustn’t we do
when we are__________?
B: We must/mustn’t _________
when we are __________.Listen and matchabcdefghDon’t walk on the grass.
Don’t leave rubbish.
Don’t enter.
Don’t eat or drink.Don’t climb the trees.
Don’t talk loudly.
Don’t turn left.
Don’t run.1___ 2___ 3___ 4___ 5___ 6___ 7___ 8____
bgdfchaePair workLook at the above signs again. In pairs, discuss their meaning and make a dialogue.S1: What does Sign a mean?
S2: We must not …
S1: Where can we find it?
S2: We can find it in a library.
in a park.
on a road.abcdefhgLook and readWhat does this sign mean?We must not eat or drink.Where can we find it?We can find it in a library.Choose a place from ‘in the classroom’, ‘in the library’, ‘on the road’, ‘in the park’ or ‘at home’. Write more rules for each place.Write and sayRules in /on/ at __________
We must …__________
We must not…__________
____________________________
____________________________
We must obey these rules!本课重要词组rules round us 我们周围的规则
rules and signs 规则和标志
in the library 在图书馆里
in the classroom 在教室里
on the road 在马路上
in the park 在公园里
walk on the grass 在草地上走
play basketball 打篮球
leave rubbish 扔垃圾
wait for the green man 等候绿灯
本课重要词组11. keep quiet 保持安静
12. listen to our teachers 听老师讲课
13. draw on our desks 在课桌上涂画
14. run across the road 跑着过马路
15. pick the flowers 摘花
16. climb the trees 爬树
17. talk loudly 大声讲话
18. Don’t enter. 禁止进入。
19. turn left 向左转
20. must not(mustn’t) do sth 禁止做某事
作业1. 大声跟录音读课文和单词5遍
2. 家默P45-46页词组1. in the classroom/ library/ park
在教室里/图书馆里/公园里
on the road 在马路上
in the street 在街道上


Language pointswait 等待
wait for +sb/sth 等待某人/某物
例题：1) He is waiting ____ the bus stop.
2) He is waiting ____ us in the classroom.

atfor3. across/ through / cross
1) across/ through 都是介词，都有“穿过”的含义
区别：
across: 从物体的表面穿过。
例如：We walk across the field.
I can swim across the river.
through: 从物体的内部通过。
例如：They often drive through the village.


小试牛刀：
1. The students ran __________ the playground into the classroom.
2. It took them a long time to go ________
the forest.
2) across/ cross 都有“穿过”“通过”的含义
across 介词 cross 动词
cross= go/walk across
acrossthrough例题： We mustn’t walk ______ the road when the red light is on.
A. over B. through C. across D. by
C4. 情态动词
1）特征：
有一定的含义，但不能单独做谓语，必须和行为动词或系动词连用。
We must quiet in the library. ?
We must keep/be quiet in the library. ?
后接动词原形。
无人称和数的变化。
He must finish the homework.
4. 情态动词
2）can的用法：
表示能力 She can speak English.
表示请求或允许，相当于“ may”.
Can I go now?
肯定回答： Yes, you can.
否定回答：No, you can’t.
3）may的用法：
表示“允许”
May I ask you a question?
肯定回答： Yes, you may. / Yes, please.
否定回答：No, you mustn’t.
4. 情态动词
4）must的用法：
表示“必须”，“应该”
否定句中，mustn’t表示“禁止”
一般疑问句中，肯定回答用must, 否定回答用needn’t.
Must I finish the work today?
Yes, you must.
No, you needn’t.