已知函数。
(Ⅰ)求f(x)的定义域与最小正周期;
(Ⅱ)讨论f(x)在区间上的单调性。
参考答案:
---How do you often spend your spare time?
---Personally speaking, there is nothing happier than reading a book, ____ a cup of tea.
A.drunk
B.be drinking
C.drinking
D.to drink
对( )正职以下的领导成员应当有计划、有重点地实行跨地区、跨部门转任。
A.省部级
B.县处
C.司局级
D.市级