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题目内容
（黑龙江省教育学院口语(专升本)）
(单选题) When there is a heavy rain. trees can help to prevent floods as they can( )(本题1.0分)
A、 keep rain from falling down to soft ground
B、 cause the soil to allow rainwater to sink in
C、 prevent the soil from being washed away
D、 make the topsoil stick together
A、 keep rain from falling down to soft ground
B、 cause the soil to allow rainwater to sink in
C、 prevent the soil from being washed away
D、 make the topsoil stick together
参考答案
