决策树的生成算法主要有
A. ID3
B. C4.5
C. SVM
D. CART
信息增益率等于()与()的比值
A. 信息熵
B. 信息增益
C. 分裂信息
D. 条件熵
We’ve checked the order and it ____ have reached you last Friday.
A. will
B. should
C. would
D. might
We promise you ____ get it next Monday.
A. will
B. should
C. would
D. might