To save energy，we should_________the electricity when we don't use it．
I agree，you are really a greenerperson．（ ）
A．shut upB．shut offC．take awayD．take off
To save energy，we should_________the electricity when we don't use it．
I agree，you are really a greenerperson．（ ）
A．shut upB．shut offC．take awayD．take off
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