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某地居民生活用电基本价格为a元,若每月用电量超过120千瓦时,则超出部分按每千瓦时b元计费.已知小明家十月份用电115千瓦时,交电费69元. 十一月用电140千瓦时,交电费94元. 问；a,b的 某市居民生活用电的基本价格为每千瓦时0.40元,若每月用电量超过a度,超过部分按基本价的150%收费.（1)某户八月份用电184千瓦时,共交电费90.4元,求a.（2）若该用户六月份的平均电费为每千瓦 爱是一种心境 阅读理解想起那次,当我的爱情失落在一个遥远的童话里,我整天慵坐于窗前,抬起淡漠的眼,望窗外那灰蒙蒙的街巷.那时正是隆冬,群树都落光了叶子,只剩下干枯的手臂,渴望地伸 爱是一种心境祝勇阅读答案 何凯文 四级2011年12月份的作文预测,视频上说有30个例句. 根据首字母填空 They walked in the m_____ yesterday 用介词或副词填空 2Do you know the speaker( )yesterday's meting?哥哥姐姐们急! 填介词或副词They're treining _ the boat raceBears can walk _ like man.It's very funny.You can only buy one of this kind of cheap pen _ a time.( )If you have nothing important to do,you can walk _ and enjoy yourself.A.through B.across C.around D he chopped a tree yesterday填空 填介词或副词 推荐 几首安静的英文歌 最好是赞美女性的 They decided to stay ___ the footbal match yesterday.填介词 北京的名胜古迹有哪些 北京还哪些名胜古迹 北京名胜古迹有哪些? 北京有哪些名胜古迹 有关北京的名胜古迹的介绍.回音壁,故宫. take care怎么读 服装外贸英语西装款,里料是BUGGY LINING请问这个是什么里料啊? 2012年6月cet4作文是什么啊? 2012年6月四级作文,大概是这样,帮我看看有多少分,Nowadays,there are a considerable number of products that on excessive packaging.As the saying goes,"there are many people,there are many minds."The reason of products with excessive pa Beihai park is one of ____(beautiful) parks in Beijing.用所给形容词或副词的适当形式填空 RVSD 服装外贸英语请问在服装英语中 RVSD SPECS He likes to ride ___his bike___the park.(填介词或副词） 用介词填空 1.please look ( )the pictures ( )beihai park 2.china is a country( )a long history怎么填 She looked after them very carefully,and then the summer came,they looked very nice用then是否正确then能否改成when 英语翻译30分钟内解答有赏! After Shock is a very moving film.怎么翻译 英语翻译1.I looked carefully at the text and realized that it was intended for women in the countryside.Perhaps if they had an emergency they could not reach a doctor.2.Suddenly it hit me how difficult it was for a women to get medical training a The doctor looked over Peter carefully after he---to the hospital.A.took B.was taken如果知道答案,请说明理由 公共汽车上原有(3a-b)人,中途一半人下车,又上车若干人,使车上共有乘客(8a-5b)个人,问中午上车的乘客是多少当a=10,b=8时,中途上车的乘客是多少人?打错了 是中途- - 大客车上原有（3a－b)人,中途下车一半人,又上车若干人,这时.车上有乘客（8a－5b）人,问中途上车多少人?当a＝13,b＝9时,上车多少人? 大客车上原有（3a减b）人,中途下车一半人,又上车若干人,使车上共有乘客（8a减5b）人问：上车的乘客有多少人?当a等于10,b等于8时,上车的乘客有多少人?