问题: 选词填空
electricity|energy|environment|printer|recycled|reuse|waste
In my school we're trying to help the(1)( ).Many of our books are printed on(2)( )paper.In the computer room,we don't(3)( )pater.We always try to(4)( )pater by turning it over and putting it back into the(5)( ).We also turn off the computers and lights to save(6)( ).We have also put up posters to tell the other students how to be green and save(7)( ).
解答:
1.printer
2.recycled
3.waste
4.reuse
5.energy
6.electricity
7.environment
第4.5个不确定
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