1.What are you doing
2.Is your sister reading a book
3.What is your brother doing
4.What is your father doing
5.Where is he
1.What are you doing
2.Is your sister reading a book
3.What is your brother doing
4.What is your father doing
5.Where is he
最新问答: 设A是非空集合,所有A上的双射所构成的集合在函数的复合运算下是否构成群? 如图,在△ABC中,AB>AC,AD为∠BAC的平分线,AD的垂直平分线交BC的延长线于F,分别交AB、AC于E、G .I'm too full to eat ___.A nothing else B else nothing C any You'd better cut you 一个长方体木箱长是80厘米,宽是60厘米,高是50厘米,这个木箱占地面积是(),表面积是(). 某工厂八月十五中秋节给工人发苹果,如果每人分2箱,则剩余20箱;如果每人分3箱,则还缺20箱,这个工厂有多少人? 打一份稿件,由甲单独打需要10小时,由乙单独打需要15小时,如果甲先打4小时,余下的再由乙单独打,乙还要 It's my pleasure.这个pleasure用英语怎么读 形声字组字组词东 令 尧 舀 各组三个形声字,并且组词(每个都要写三个形声字,分别每个形声字组一个词) He invested a lot of money _____shopping 重水和水与足量金属钠反应放出的氢气的质量之比为多少,转移的电子数之比为多少 宇宙飞船进入预定轨道并关闭发动机后,在太空运行,在这飞船中用天平测物体的质量,结果 已知f(x)=2cosx-3cosx,当f(x)取最大值时,tanx = 急要、、、It's costs about 180 yuan for a night in the hotel对画线部分 设随机变量X~N(2,8^2),且P(2 找你第一个去英语怎么拼 no limit to knowledge 为题的作文. 手抄报花边怎么画 计算二重积分 ∫dy∫e^(-x^2)dx sticking condition怎么翻译?