【单选题】We all held the view ________ the book said was right.
【单选题】It is ________ he said ________ is very important to us.
【多选题】以语言传递信息为主的地理教学方法是一种( )的地理教学方法
【单选题】_____ he wants to say is _____ he missed the bus. [ ]
【简答题】运用python与决策树模型分析第一章或第二章中的示例数据,注意决策树模型的适用范围及准确率