函数 (1)求函数的最小正周期; (2)若存在,使不等式成立,求函数的取值范围 答案:(1) (2) 解析: (1) -----5分 ∴最小正周期 --------6分 (2) -------8分 ------10分 ,使成立 -----12分(2011·黑龙江哈三中10月考)Education is a lifelong process, _____ process that starts long before ____ start of school, and one that should be _____ necessary part of one’s entire life. A. a; a ; a B. a; the; a C. the; a; the D. the; the; the