四、六级难句攻关（61）

1.It’s long been known that black students are suspended or expelled from school at rates far higher than their white counterparts and that these disparities can have far-reaching consequences on their lives.（The Baltimore Sun,Feb.13,2015）翻译:长期以来,我们知道黑人学生被停课或被开除的比例远远高于白人学