李明已经走了一个多小时了。 这种说法错了吗？

向后：1x2=2（件）（2+1）X2=6（件）（6+1）X2=14（件）。 >>>More

m 圆形花坛的半径为20米。

1260÷180=7

描述：被剪掉后，呈9边形。 >>>More

Liming's birthday is coming,I want to give him a know that he likes playing I prepare to buy a football for him. >>>More

只是巧合，这个世界上每天都有很多人离开，只是这两个人属于普通大众，我们很了解他们，该走的人留不住，换的人走不去。

1600÷4÷4=100（）

方形鱼塘的边长为100 >>>More

五六段考试作文，干净整洁地阅读试卷。

在考试作文中，要注意段落的及时性，三四段看似少，八九段琐碎。 除特殊情况外，最好五六段。 此外，卷材表面必须整齐整洁，不宜凌乱。 >>>More

这样的女孩太爱虚荣心了，你满足不了她的虚荣心，她不会跟着你，她迟早会离开你。 >>>More

Li Ming's brother is a pilot

你不必花十块钱买两块二十块，加两块买一块。

300 （280-260） 15 （分钟）。

Qingming Festival,i return home to worship my Festival is a folk the past,In the past,the Qingming Festival was called "Arbor Day".But Today,Chinese visit their family graves to tend to any underbrush that has are pulled,and dirt swept away,and the family will set out offerings of food and spirit the sacrifices at a family's home altar,the offerings at the tomb usually consist of dry,bland theory is that since any number of ghosts rome around a grave area,the less appealing food will be consumed by the ancestors,and not be plundered by strangers.

李明看到一个小女孩在哭泣。

Li Ming saw a little girl crying >>>More

一个乘数 x18 = 432

一个乘数 = 432 18 >>>More

杜娘有错，两人本来就是兄弟。

英语：李明是个好学生，学习很努力

明亮。。。 超越。

Bethune, full name Norman Bethune (Norman Bethune, March 3, 1890 to 1939 November 12), a member of the Communist Party of Canada, internationalist fighters, the famous thoracic surgeons. In 1890 was born in Canada Ontario gravenhurst town and joined the Communist Party of Canada in 1935, 1938 came to China to participate in the Anti Japanese revolutionary, 1939 died of illness. He in China for a year and a half of the time works wholeheartedly for the Chinese revolution in the war of resistance against Japan, Mao Zedong said it is a noble person, a pure person, a moral person, a from the vulgar person, a benefit to the people.

原来的小数是。

如果原始小数是读取两个零，则原始小数是。 >>>More

24x3 = 72 厘米。

答：实际高度为72厘米。 >>>More

假设这是一个 n 边行，遗漏的角是 x 度。

那么这个 n 侧行的内角之和是 180 （n-2）。 >>>More

计算：首先，计算房间楼层的平方数，（长x宽）其次，再计算每块砖的平方数，（长x宽）三，用地面的平方数砖的平方数，得到的数就是砖的数。

多项式的加减法本质上是将相似项合并，但多项式的减法主要是将运算中涉及的两个多项式作为一个整体来考察，尤其是后面做“减法”的多项式应该用括号括起来，然后再去括号。 从这个角度来看： >>>More

多项式 + （x -3x+5） = 5x -2x+4

一个多项式 = 4x + x-1 >>>More

1-（1/4+3/8）

3 8（米）。 >>>More