Unit 3 We should obey the rules Lesson 18课件 (共11张PPT)

(共11张PPT)
Lesson 18
we should obey the rules.
Let’s act!
You must ...
You mustn’t ...
Just practice
You must/mustn’t…
Let’s act!
You mustn’t litter.
Just write
Can you write them
wait
take
young
child
children
people
Let’s make and talk
四会单词：
wait
如何表达必须和禁止做某事？
You must/mustn’t…
take
young
child
children
people
Thank you.
3
7
LTER HG
09
you must wait for the green light.
you mustn't cross the street when the light is red.
help old people
keep off the grass
take good care of
young children
play on the street
pick flowers
litter
CH-I I8U
36y
64
四
四
四
四
ABd
)
W
中
T
NO LITTERING
NO SPITTINS
X
KEEP YOUR DESK CLEAN
BE QUIET
33
60