黔东南州各中小学已普遍开设经典诵读课,经典诵读已成为学生学习传统文化,弘扬传统美德的重要方式。“忆昔开元全盛日,小邑犹藏万家室。稻米流脂粟米白,公私仓禀俱丰实。九州道路无豺虎,远行不劳吉日出。”大诗人杜甫的这首经典诗称颂的是( )
A:开皇之治
B:贞观遗风
C:开元盛世
D:康乾盛世
杂技演员表演一种叫做“火流星”的节目.他在熄灭灯光的舞台上,挥舞一个栓在绳子上的点着火的容器,呼呼作响地画出一个个闪亮的圆圈.你有办法知道这个圆圈大约有多长吗?
B: Liu Haoran, the leading actor in the movie Detective Chinatown, ____ ____ himself by acting thrillers.
根据短文内容,完成下列各题。
Andy is studying in a school. On Monday and Friday, he has P.E. class. On Tuesday, he has music class and English corner. On Thursday afternoon, he goes to the library. On Sunday morning, he plays football with friends. On Saturday he watches TV and help mom.
已知函数f(x)=sin(ωx+φ)(ω>0,|φ|<π)图象的一个最高点坐标是(π12,1),相邻的两对称中心的距离为π2.
(1)求函数f(x)的解析式;
(2)函数y=f(x)的图象可由y=sinx的图象经过怎样的变化得到.