Dan Robinson has been worried all week.Last Tuesday he received a letter from the local police .but he went to the station yesterday and now he is not worried anymore.At the station he was told by a smiling policeman that his bicycle had been found.Five days ago,the policeman told,the bicycle was picked yp in a small village four hundred miles away.It is now being sent to his home by train.Dan was most surprised when he heard the news.He was amused too,because he never expected the bicycle to be found.It was stolen twenty years ago when Dan was a boy of fifteen!
最新问答: 100的2次方-99的2次方+98的2次方…+2的2次方-1的2次方 硝酸钠与二氧化氮,一氧化氮反应的反应方程式 甲乙两围棋队各5人按事先安排好的顺序比赛,双方一号队员先赛,负者被淘汰,然后负方2号队员再与对方的获胜队员再赛,负者又被 英语翻译我们天真的想要留住一些很美的东西.但如果我们不早点醒悟那些本来就是幻想的东西不能执着,最后的失望迟早会来.就这段 By the time he was 15,the boy___to make a living by himself 想知道:北纬41.59° 西经87.45° 在哪 如果 1 2 + 1 6 + 1 12 +… 1 n(n+1) = 2003 2004 ,那么n=______. 高一上寒假作业函数题(关于指数函数) 文言文的译文 left 除左外的一些衍生的意思和词组 西方音乐史一般分为哪几个时期 为利为名终日劳,中年福禄也多遭;老来自有财星照,不比前番目下高. 这句话啥意思 根据汉语及首字母提示补全单词。Tony hasn't got any grandparents with h______ 谁有7年级上下册的英语单词表啊? 如何除去KCL中的MnO2 1养花这篇课文主要写了-----------------. 珠江三角洲是不是大部分位于热带,气候湿热?北回归线穿过他的中部还是南部? 一块冰融化后,它的重量会不会发生变化? 已知x²+3x+1=0,求x²+1/x²,x四次方+1/x四次方 吊车把重物向上吊,这个过程是拉力做功还是重力做功?这个过程重力做功是不是0J?当吊车把重物向下放又如何呢?