经验总结法是在某种实践活动大致告一段落，并且通过这种实践取得的经验已经大体形成之后才进行研究的。
参考答案：对
We have_ _ up early in order to catch the early bus. [ ]
A. used to get
B. been used to get
C. used for getting
D. been used to getting
冈崎片段
