分类：教育/科学-学习帮助
问题：帮忙分析一下Theresultsareevenmoreserio 
The results are even more serus, for where there are trees their roots_____ the soil up allowing the rain  to sink in and also bind the soil, thus preventing it being washed away easily.  A break    B keep   C put   D turn帮我看看该选哪个,为什么?
回答：江山的回答是对的.break up可以表示：击碎．所以在此的意思是让土壤松动．