46/47×48 简便运算

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• ⅴ.句型转换(每题1分,46.he is tall.he has long,straight hair.(连接成一句话) he is tall loⅴ.句型转换(每题1分,46.he is tall.he has long,straight hair.(连接成一句话) he is tall long straight hair.47.my mother is short and heavy.(对划线部分提问) your mother 48.cathy is not tall or short.(改为同义句) cathy is .49.is that your aunt?(肯定回答) ,it .50.my father likes playing chess.(对划线部分提问) your father 51.the pop singer has a new look.(改为否定句) the pop singer a new look.52.she wears funny glasses.(改为一般疑
• 小学数学总复习题库 答案 请告诉我 我只是想对一下答案 谢谢41、在一个正方形里画一个最大的圆,这个圆的周长是这个正方形的（3/4）,这个圆的面积是正方形的（3/4）.42、大圆半径是小圆半径的2倍,大圆面积比小圆面积多12平方米,小圆面积是（ ）平方米.43、一个圆柱体和它等底等高的圆锥体的体积相等,圆锥体的高是12厘米,圆柱体的高是（36）厘米.44、A是B的65%,A：B=（ ）：（ ）.45、在比例尺是1：12500000的地图上,量得两城市间的距离是8厘米,如果画在比例尺是1：8000000的地图上,图上距离是（ ）厘米.46、在一个比例里,两个外项为互倒数,其中一个内项是617 ,另一个内项是（ ）.47、甲、乙两个长方形,它们的周长相等,甲的长与宽的比是3：2,乙的长与宽的比是4：5,甲与乙面积之比是（ ）.48、甲、乙两车货共100吨,其中甲车的14 与乙车的16 相等,甲车运货（ ）吨,乙车运货（ ）吨.49、352003 的分子和分母同时
• 简便运算：184乘46除以92乘47说明过程
• there are many reasons why people gives money to charitiesThere are many reasons why people give money to charities. Sometimes it’s a personal reason. If parents d 46 of cancer, they may give money to cancer research. A lot of religious people believe that you s 47 give a certain percentage of your salalry (薪水) to charity. And other people give money because they have some s 48 .They think it is a good thing to do. In some countries, the government ha
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• 在一定范围内,某种产品的购买量y(吨）与单价x（元）之间满足关系式y==kx+b若购买1000吨,买吨为800元；若
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