feng5656 幼苗
共回答了15个问题采纳率：80% 举报
1年前
回答问题
Once upon a time there was a poor old fisherman.ONCE UPON A
1年前3个回答
Once upon a time, there was a littl
1年前1个回答
英文改错题"once upon a time,there was a……
1年前2个回答
阅读理解. Once upon a time,there was an
Once upon a time, there was a lovely garden. There was a tre
1年前6个回答
Once upon a time,there was a pretty ,fresh
Once upon a time there was a little boy
once upon a time ,there was a poor man
once upon a time there was two brothers全文翻译
once upon a time there was a man的同义句
阅读理解 Once upon a time there was a p
once upon a time,there was a naughty dragon.he
once upon a time,there was a gardener.his wife
Once upon a time there was a great Greek hero
Once upon a time, there was a beautiful bird, which was very
高一英语周报完形阅读once upon time,there was a poor man,.
阅读理解. Once upon a time there was a poor m
阅读理解及答案 once upon a time there was a prince
once upon a time,in a small city there was完形
你能帮帮他们吗
帮忙解一下这道↓道数学题,急~~~~
科学家研究表明，10000平方米的森林在生长季节每周可吸收6.3吨二氧化碳．某森林公园有50000平方米的森林，8月份这
（2006•沈阳）已知两个圆的半径分别是5和3，圆心距是2，则这两个圆的位置关系是（ ）
小圆柱的直径是8厘米，高6厘米，大圆柱的直径是10厘米，并且它的体积是小圆柱体体积的2.5倍，那么大圆柱的高是多少？
已知10^=20,10^=1/5,求4^a÷4^b的值.
精彩回答
设A为mxn实矩阵,证明秩（AtA）=秩（A）
阅读材料，完成下列要求。 某地竹资源丰富，传统竹产品加工业比较发达。该地村民外出旅游时，发现竹纤维产品市场需求大、附加值高。
已知：Rt△ABC的直角顶点C，另一顶点A及斜边AB的中点D都在⊙O上，BC交⊙O于E． （1）如图1，若AC=CE，求∠B的度数； （2）如图2，若AC=6，BC=8，求⊙O的半径．
找出下列句子中没有运用比喻修辞手法的一句（ ）
把一根长2米的长方体木料锯成两段后，表面积增加了100cm2，它的体积是（ ）
