统计学正态分布例题

宾馆如何不插房卡取电怎么才能不插卡取电 我宾馆平均每天只开出10个左右的房间.房间设施只有空调,电热水器,电视.每个月的耗电量为七千度电.电费是1.18元每度.7000x1.18=8260元.我们用的电是从私人变压器转接过来的.他那边装了一个电 给母校写一封信500字急啊! 他把灯关了的英语句子 只有把房卡插入槽中,房间内的灯个插座才有电,房卡的作用是什么 我房间有个插座烧坏了,对房子里面的别的插座有没有影响,对房子的电有没有影响的,我房间的插座烧坏了,我现在在大厅上网,这意思就是别的插座不会有影响,房间的电也不会? 房卡的作用是相当于一个_接在干路上.某房客把断开开关的台灯插头插入插座时,房间里其它灯全部熄灭,保险丝熔断,故障的原因是_? 落实学习计划,制定学习计划 作文 300字 要落实 以《我向雷锋学习》300字作文我在写作业 急 快来!请高手帮我! Mary's score on the test is the highest in her class; she _____ have studied very hard.答案是MUST 但是may也可以吧,表示可能性不高 1.Mary's score on the test is the highest in her class; she _____ have studied very hard.A.may B.should C.must D.ought to2.He suggested ______to tomorrow's exhibition together.A.us to go B.we went C.We shall go D.we go3.Only by shouting at the top of Mary is really good at taking notes in class.She can almost every word herMary is really good at taking notes in class.She can （）almost every word her teacher saysA put down B put out C put away D put together选哪个为什么? 急求知识竞赛的口号 If Mary is late for class tomorrow the teacher won‘t ___ A.let her in B.let she in 为什么选A?If Mary is late for class tomorrow the teacher won‘t ___A.let her in B.let she in 为什么选A?B为什么是错的?好的加分 一般知识竞赛口号有哪些? 改错1.Miss Zhang is one one of the busiest teacher2.Jane's hair is much longer than her mother 现召集外语口语大赛口号,主体以选拔精英为主,是外语口语大赛 不要特别用英语 各个国家的语言都有 所以还是以汉字为主 例：流利口语 展示风采... 可是流利口语好像没什么气魄 希望有 连词成句 wears dress mary lovely her注意 mary人,名 跪求英语拽一点比赛口号,要英文! Her teacher,Miss Black,is very nice.中文 用括号中动词的适当形式填空：1、Look!Tom and John ( )(swim).2、My brother( )(make)a kite in his room 英语比赛口号RT,我们参加了英语配音比赛,跪求英语口号.有三女一男!希望要励志一点的口号!万分感谢! 有关班级比赛的英语口号八四班（英语单词不要太难) 某钟表的分针长10厘米,1、从1时到2时,分针扫过的面积是多少平方 某种钟表的分针长10厘米.从3时到4时,分针扫过的面积是多少平方厘?分针的针尖走过了多少厘米? Mary ------- me to her birthday party and I bought her a present 中的------添什么? 【填空】mary wants to buy a s___ blouse for her mum as a birthday present.students like wearing t____ because they make their feet comfortable.my little brother looks c____ in the new jacket.sometimes she is l____ and doesn't want to cook.so she n,u,o,s,d能组成什么单词? o.r.n.u.a.d组成单词 s o n a r u i d 组成单词 为什么说数学是一种文化 数学文化谁帮我