主张“性恶论”的是哪位古代名人？（）
A.孟子
B.荀子
C.韩非子
D.庄子
参考答案：B
按预付总资本的一定比例计算利润，该比例常称作投资回报率。()
翻译句子,注意approach在句中的意思。
1. John is approaching retirement.
2. All the approaches to the palace were guarded by troops.
3. I don't think refusing to negotiate is the right way to approach this problem.
4. I find him difficult to approach.
