52. The two American came to China for a visit. They visited many places ______ and enjoyed themselves. A. interesting B. interested C. of int
补写出下列名篇名句中的空缺部分,任选5句。(5分) (1)潦水尽而寒潭清 。(王勃《 》) (2)
16.函数f(x)=ln(-1)(x>0)的反函数f-1(x)= .
卓茂①尝出门,有人认其马。茂问之曰:“子亡马几何时矣 ?” 对曰:“月余日矣。”茂有马数年,心知非是,解以与之,而自挽车去。将去,顾而谓
在中,内角的对边分别为,,,,则等于() A.1B.C.D.2
已知函数. (1)若在区间上不是单调函数,求实数的范围; (2)若对任意,都有恒成立,求实数的取值范围; (3)当时,设,对任意给定的正实数,
已知二次函数的顶点坐标为(2,﹣2),且其图象经过点(3,1),求此二次函数的解析式,并求出该函数图象与y轴的交点坐标.
Earthquakes are the shaking, rolling or sudden shock of the earth’s surface. Earthquakes happen along fault lines in the earth’s crust. Earthquakes can be felt over large areas although the