A:间不容发(fā) 素面朝天(cháo) 色厉内荏(rěn) 前倨后恭(jù)
B:物极必反(jí) 左辅右弼(bì) 素稔其人(niàn) 广袤无垠(mào)
C:言简意赅(gāi) 无稽之谈(jì) 臧否人物(zàng) 不虞之誉(yú)
D:戮力同心(lù) 犯而不校(jiào) 颐指气使(yí) 恪守不渝(kè)
设函数f(x)=sin(ωx+φ)+cos(ωx+φ)(ω>0,|φ|<π2)的最小正周期为π,当x=π12时,f(x)取得最大值.
(1)求f(x)的解析式;
(2)求出f(x)的单调区间.
-- What present do you want to buy for your father?
-- _____ . They can keep his hands warm in winter.