哪一个英语

帮忙几个填空谢! 请问采光通风口计算建筑面积吗?是不是要按自然层计算建筑面积呢? 封闭楼梯间采用自然采光,对开窗面积是否有要求? 怎么确定符号 sin5+tan5的符号书上的解答是3/2派唉 我就是不知道为什么大于1.小于2.它就在第4象限吖 急需一份人教版高一数学必修一《集合与函数》的试题,题目要有代表性, 英语翻译The world is probably about evenly divided between delayers and do-it-nowers.There are those who prepare their income taxes in february,prepay mortgages and serve precisely planned dinners at an ungodly 6:30p.m.The other half dine happily Nobody likes to go out____ bad weather.A.in such a B.in such C.at such D.during such awhy? nobody likes staying at home on a public h______especially if the weather is fine. 首字母填空! It's hot in s____.The sun is s____.Nobody likes w____on the road.There's anice c____near our home.We often go there to see a film in the evening.There'sgoping to be a film tonignt.I____name is "Save the E____"We will e____a good evening.根据首字 0.300mol/l的H3PO4的溶液,求PH 30％的磷酸溶液PH值是多少? 填空.圆明园在 年 月 日被 毁灭.年,台湾“光复”.红军长征从 年 月到 年 月,经过 省.《 》是中华人民共和国国歌. --(填空）---you often go to work by bus?(did do)what---youraunt do?she is a nurse.(do does)all the bingo kids ----the chores at home(do have ) 完成填空后给你5分1 Niahara Falls is a famous waterfall in ( ) . 2 Canada's flag has a ( ). 3 The palace Museum is in ( ) . 4 Australia's flag is blue and the stars ( )white. 5 Canada is norte( ) the 4+4等于几 ,△ABC的周长为32,且AB=AC,AD⊥BC与D,△ACD的周长为24,那么CD的长为.注意,是CD! 如图,△ABC为等边三角形,AD//BC,CD⊥AD,若△ABC的周长为36cm,求AD的长 已知圆c的圆心坐标为（1,2）,直线l:x+y-1＝0与圆c相交于m,n两点,绝对值MN＝2,求圆c的方程
 已知圆C:x^2+y^2-2dx+4cy4=0的圆心在x-y+1=0上,且圆C经过点（1,5）,动直线l:y=-x+m与圆C交於A,B两点（1）求圆C方程（2）是否存在圆P?使圆P以弦AB为直径且过原点,若有,求直线l方程x^2+y^2-2dx+4cy-4=0！ 在三角形ABC中,AD是BC上的中线,AB与CD的差为2,周长为22,求AB与AC的长初二的数学题````````等 love will seldom last if we love the whole fine things around us.翻译 英文标题的翻译：HomeOS is now part of Lab of Things.HomeOS is now part of Lab of Things.check out lab-of-things.com for more information about the project and labofthings.codeplex.com for code. The code on this site is old and unsupported. “nation”和“country”,“liberty”和“freedom”各有什么不同? 计算题:900乘以800等于几 40乘以20等于800商一定比()小? 已知直线1:Y等于X加M,M属于R.若以点M(2,0)为圆心的圆与直线1相切于点P,且P在y轴上,求圆的方程; 已知直线l：y=x+m,m属于R（1）若以M（2,-1）为圆心的圆与直线l相切于点P.且点P在x轴上,求该圆的方程 已知直线L：y=x+m,m属于R.若以点m(2,0)为圆心的园与直线L相切与点P,且点P在Y轴上,求该园的方程 . 已知 直线l：y=x+m,m∈R ． （I）若以点M（2,0 ）为圆心的圆与直线 l相切于点P,且点已知直线l：y=x+m,m∈R．（I）若以点M（2,0）为圆心的圆与直线l相切于点P,且点P在y轴上,求该圆的方程； Ⅱ.综合填空. live out除了“活过”,还有其他意思吗?