We had a wonderful festival. The spring festival is the most festival in our country. On that morning we all got up early to prepare for the festival. Some cleaned the houses, some went to buy some fo...
最新问答: 我是初一生,|-1/2|+√9-sin30°+(π+3) 2-1+(1-√2)°-cos60° 请问氢氧化锰的溶解性如何 一根圆柱形木料,横截面周长是31.4厘米,长是5米.它的表面积是多少.它的体积.截成3段,表面积增加多少 英语翻译He sat back on the chair,took a book and began to read,l 用remember doing sth造句 丝怎么组词 目字加一个于字读什么? 5/x平方+3x-1/x平方-x=1解方程 英语翻译manufacture 感恩母亲的心像一场雨.看例子造句 请问,在 JAVA 语言中,有一个字符串,如何确定最后一个标点符号的位置?标点符号包括中英文标点和空格.注意:这个字符串 He did the job which is needed in the garden. amplitude modulation是什么意思 有一群傻鸟在天空飞 用英文怎么说? 已知函数f(x)=√2sin(2x-π/4),x∈R Join us on a trip to the city as we take a look at every par 关于古诗的周记二百字左右 求spring is the time of sweet showers and a warm southern win 对于一定量的理想气体,下列说法正确的是( ) 一个对角线分别为6和8的菱形,它的中点四边形的对角线长是多少?求解释?