艾萝莎 幼苗
共回答了14个问题采纳率：92.9% 举报
1年前
回答问题
Bill comes from Britain .(Britain提问) _____ _____ does Bill c
1年前1个回答
30,化学)铝和铁的氢氧化物铝和铁的氢氧化物氢氧化物:Fe(OH)2主要性质及化学反应:_________色,_____
1年前3个回答
八年级的句型转换题1.We look after these bags well.(改为同义句)We _____ ___
1年前2个回答
（2013•武鸣县模拟）李师傅用12米长的铁丝焊接成一个长方体，长、宽、高的比是3：2：1，这个长方体的体积是_____
The little boy was made _____ again after his mother told hi
如图，在Rt△ABC中，∠C=90°，AC=4，BC=2，分别以AC、BC为直径画半圆，则图中阴影部分的面积为_____
－How much _____ the trousers?
选择：_____ we only have one shower,____ it's always busy in th
He put his keys on the box,but he _____ it after that.
Is it a picture _____ your school? [
He hasn't left home for 3 days.（同义句）He ____ _____ _____ home
Playing volleyball is _____ , I don’t like it. [
The pair of jeans _____(is/are)my father's.
Mom made me a new coat yesterday.I _____ it on.It fits me we
she was _____ (worry) about her little son
You appeared _____(read) while you were supposed to make a s
I am told that the new law will come into _____ on January 1
_____ name is Lily. _____ am twelve. [
— Do you usually _____ the bus to work every day?
你能帮帮他们吗
求值：1/sin20°+1/tan40°
点燃盛放在玻璃皿中的酒精危不危险 点燃浓度低于25%的酒精危不危险
今天中午谁邀请你吃午饭了?你想邀请谁去参加聚会?有人正在敲门.用英语翻译
有什么描写夏季的诗
为什么呢?X、Y、Z三种主族元素,若X的阳离子与Y的阴离子具有相同的电子层结构,Z的阴离子半径小于等电荷数Y的阴离子半径
精彩回答
梅、松、竹因不畏严寒，品性高洁，被称为“岁寒三友”。请任选其一写出两句赞颂它的古诗。
Walking after meals is ______. [ ]
I’ll go there if it________tomorrow.
求过点M（-1,0,4）垂直于平面：3X-4Y+Z-10=0且与直线（X+1)/3=(Y-3)/1=Z/2平行的平面方程?
请问：设随机变量X~N(2,32),B(12,0.5),X与Y独立,则D(X+Y)=?
