中央银行进行间接信用指导的具体手段包括：（）。
A.规定利率限额与信用配额
B.信用条件限制
C.道义劝告
D.窗口指导
E.直接干预
参考答案：C, D
To my surprise, my good friend _________ stay up to study to prepare for the next important exams
organized by ten famous high schools. [ ]
A. should
B. may
C. must
D. can
道路班车客运实行政府定价。
