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We shouldn’t cut in on others.
v.排队等候
n.轮流，顺序
打断别人
He leaves the tap(n.水龙头) running.
He should turn off the tap.
What does he do?
v.流动
She is dropping litter everywhere.
What is she doing ?
n.垃圾
We should obey traffic rules
What should we do when we cross the road?
V. 遵守，顺从
He is picking flowers in the park.
What is the boy doing ?
v. 采，摘
Is he doing the right thing?
No, he isn’t. He shouldn’t pick flowers
in the park.
We should keep quiet in the library.
What should we do in the library?
保持安静
预习检测：（导学案第3题）
3.Translate the phrases into English
1.到处扔垃圾
2.在图书馆保持安静
3.遵守交通规则
4.让水龙头开着
5.在公园摘花