在浙江某市的十届人大常委会第十五次会议上,四位局长通过电视荧屏,向全市700多万百姓述职,接受人大常委会和群众的双重监督。据悉,在这全国
在直角坐标系XOY中,二次函数图像的顶点坐标为,且与x轴的两个交点间的距离为6.【小题1】(1)求二次函数解析式;【小题2】(2)在x轴上方的抛物线
You can’t imagine ____ when they received these nice Christmas presents. A. how they were excited B. how excited they were C. how excited were they D. they were how excited
我国在世界上最早种植的农作物是 ( ) ①小麦 ②粟(小
图甲为一列简谐横波在某一时刻的波形图.a、b两质点的横坐标分别为x=2m和x=6m,图乙为质点b从该时刻开始计时的振动图象。下列说法正确的是(
下列有关叙述错误的是( ) A.一切生物的生命活动都是在细胞内或在细胞的参与下完成的 B.SARS病毒没有细胞结构,但能独立完成各种生命活动 C.除病
______ impressed the audience most was ______ the magician Liu Qian played in this year's Spring Gala. A. What; what B. What; that C. That; what D. That; that
已知锐角的面积为,,则角的大小为( ) A. 75° B. 60° B. 45° D.30°