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A:一个绿色的人
B :一个环保的人
What does “ a greener person” mean?
Would you like be a greener person?
How to be a greener person?
We should the electricity (关闭电源)
when we leave a room.
What should we do?
turn off
Turn off=
Shut off关闭
=We should the electricity (关闭电源)
when we leave a room.
shut off
We should the tap
What should we do?
shut off
Exercise 1
What should we do?
We should _______to school when we travel a short distance (短途旅行/距离近).
walk
should=
ought to 应该
=We _______ walk to school when we travel a short distance (短途旅行/距离近).
ought to
Exercise ２
What should we do?
We should _________ to school when we travel a short distance (短途旅行/距离近).
ride bikes
=We _______ ride bikes to school when we travel a short distance (短途旅行/距离近).