题目

函数f（x）=2sin（3x+φ）的图象向右平移动个单位，得到的图象关于y轴对称，则|φ|的最小值为（ ）A.     B.     C.     D. 答案：【答案】B【解析】由题意得 关于轴对称，所以因此时， 取最小值，选B.听下面一段对话,完成下面小题。【1】What did Linda suggest doing?A.Going to the cinema.B.Going to the beach.C.Going shopping.【2】Who will probably go shopping?A.Nobody.B.The boy’s mother.C.The boy and Linda.