阅读下面律诗，完成后面题目。 示秬秸① 北宋·张耒 北邻卖饼儿，每五鼓未旦，即遶②街呼卖，虽大寒烈风不废，而时略不少差也。因为作诗，且有所
1862年洋务派创办的第一所新式学堂是 A．白鹿书院 B．万木草堂 C．京师同文馆 D．实务学堂
—There was a big earthquake地震in Sichuan on May 12th , 2008 and a number of persons lost their lives. — ______ A. I’m sorry to hear that. B. Never mind.
下图是消化系统的某些器官，能分泌消化液且不含消化酶的结构是（ ） A.① B.② C.③ D.④
Two friends were walking through the desert．During the journey they had an argument，and one friend slapped（掴）the other one in the face．The one who got slapped was hurt，but wi
组成星球的物质是靠引力吸引在一起的，这样的星球有一个最大的自转速率．如果超过了该速率，星球的万有引力将不足以维持其赤道附近的物体做圆
You have made a few mistakes in your composition but ____ .you have done well. A. first of all B. on the whole C. on the other hand D. above all
(本题12分)如图，在平面直角坐标系中，等腰梯形OABC，CB//OA，且点A在x轴正半轴上.已知C(2，4)，BC=4.(1)求过O、C、B三点的抛物线解析式，并写出顶点坐标
