D
play a part in doing sth在做某事方面起作用
We should _____ a part in _____more trees to improve our environment.A.bring;plant B.take;plant
We should _____ a part in _____more trees to improve our environment.A.bring;plant B.take;plant
C.play;plantD.play;planting
C.play;plantD.play;planting
英语人气：971 ℃时间：2020-04-12 18:18:09
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