北魏孝文帝改革的主观目的是 （ ）A.恢复北方经济 B.接受汉族先进文化和制度 C.改革鲜卑旧俗 D.巩固鲜
“反动的金融寡头政府，被英勇的巴黎人民推翻了。这个政府留下一片血迹，逃之夭夭，……人民的鲜血像在七月里那样流着……”这一材料反映的是
已知|x|≤3，|y|≤3，点P的坐标为（x，y） （1）当x∈Z，y∈Z时，求点P在区域x2+y2≤9内的概率； （1）当x∈R，y∈R时，求点P在区域x2+y2≤9内的概率．
镜头：妈妈在洗衣服，小明边看电视边对妈妈说：“妈妈，今天是母亲节，你休息，明天再洗吧！”镜头给你的启示是 ①孝敬父母应落实在具体行动上
Do you know more and more Chinese artists have made regular donations to charity or put their efforts into charity work in China? Here let’s know some of them． Faye Wong and her husband Li Yapeng
Last summer we visited the West Lake, ______ Hangzhou is famous in the world. A. in which B. for that C. in that D. for which
图为甲、乙两种物质的溶解度曲线．下列说法正确的是（ ） A．甲物质的溶解度大于乙物质的溶解度 B．将接近饱和的甲溶液变为饱和溶液，可采用蒸
The term “multitasking” originally referred to a computer’s ability to carry out several tasks at one time. For many people, multitasking has become a way of life and even a key to success. In f
C．0 D．
