Laura Ingalls Wilder lived in America 130 years ago.The family of Laura were poineers and she had many adventures as they travelled through woods,over prairies and across rivers in their covered wagon.
最新问答: 图中正方形的面积是10平方厘米 求圆的面积 甲乙两个粮仓共存粮3600吨,从甲仓取出五分之一放入一仓,则两仓相等.甲乙两仓原来各有多少吨? 比较sin57° cos57°的大小 以 my mother 为题的英语作文(80-100) (2011•宜宾)如图,PA、PB是⊙0的切线,A、B为切点,AC是⊙O的直径,∠P=40°,则∠BAC=______. 把2.5×4.4进行简算是:2.5×4.4=______×______×______或______×______+___ take over take over 有接手,接管的意思,在这句里呢?The curshed material is (2d1左•台州)在“测定导体电阻”的实验g,电源使用二节新干电池,被测电阻的阻值约为5欧,滑动变阻器的规格是“1dΩ& 下列句子中加粗的词,意义和用法相同的一组是 [ ] A.不赂者 以 赂者 下列与能量有关的说法正确的是( ) A.卫星绕地球做圆周运动的半径越大,动能越小 B.在只有静电力做功时,系统机械能守 viene primera 一种正方形纸的面积是3分之2平方分米,把他对折后再对折,这时的面积是()平方分米 白居易为什么“诗魔”﹖ His family usually eat dinner ____ 6:30 in the morning.A. ab A,B是三角形ABC内角 sinA=sin2B 可以得到A=2B或A+2B=π These flowers should not be watered too _____, once _____. [ x减一分之x,减去x分之2x减2,减一=0 why not应与什么词组互相转换? (x-2) (x+3) 热情—( ) 热烈—( ) 沉重—( ) 柔和—( ) 沮丧—( ) 失败—( ) 的反义词
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