土体抗剪强度的影响因素有哪些？
参考答案：土颗粒的形状、土粒级配、含水量、土的扰动情况、有效应力、应力历史、试验条件等。
Can we do our work better with ______ money and ______ people?
A．lesser; few
B．less; fewer
C．little; less
D．few; less
