根据碎石土的( ),将其分为漂石、块石、碎石、卵石、圆砾和角砾六类。
A.密实度
B.颗粒形状
C.粒径
D.塑性
E.粒组含量
参考答案:B,E
试析中原书院文化的贡献及其影响?
She is doing her homework.I'll do_______.
A.such
B.so
C.the same
D.the same as