饱和硫化氢溶液的Ka值

为什么被动语态有时用be有时不用be,希望得到具体解答,例如He called tomhe enrolled by Tom ,他被Tom录取了 短文改错 一行一错 急用When World War 2 broke out,Disney joined in the Red Cross and went to France,there he stayed until the war over.After the war,he returned Kansas to work for a company where made fairy story cartoons.This was the kind o The book called Jane .这句话中called 前为什么无be动词 难道不应该 构成 be+done 的形式吗 英语短文改错,其中一行无误What do you like?Different people likes different things.Some people like loud music,and other people don't.They like soft music.Many people like sports,but they don't all like a same sports.Different people like 请用c语言编写一个小小的东西!根据输入的半径值,计算球的体积.Input输入数据有多组,每组占一行,每行包括一个实数,表示球的半径.Output输出对应的球的体积,对于每组输入数据,输出一行,计算 简单英语改错,一句一错 1.the giant panda is an endanger species2.the article is worth of being studied carefully.3.don't all speak at once one at one time,please.4,this is the house where i lived in two years ago. 一道六年级英语改错题.就简简单单的一句,句子：His father is model him.注意是画线部分改错 较“成绩斐然”稍谦虚点的表述用什么词表示好?领导说有点夸大了,那用什么? 商品和货币是一对孪生兄弟 对吗? But they certainly it,and all the more so the longer they extend. 树林是绿色的银行是什麼意思 我想买手机,想分期付款,该怎麼做?分期付款需要什麼?什麼银行可以分期付款. Are you ready for your study in new term ill什么意思 收族为意 GOOD CHOICE 糕潮怎么样 its your choice so good luck Do we have a ___(good) choice?填什么?直接填good可以吗啊? One afternoon the gire argued with her mother angrily 英语翻译On it would be floating islands carrying more building：a hospital,two theaters,a museum and a church.求翻译On it would be floating islands carrying more building这句话.carrying more building作什么成分?还有，开头的On 翻译“a more realistic view of the wolf:” Led是lead 的过去式吗 模仿对于孩子的成长有什么好处? 什么是模拟IC?它的作用是什么?还有就是 模拟IC 为什么能提高 太阳能的能量转换率? 草莓适应什么样的土壤? MCNP中trcl卡表示什么意思? The Impact of Enterprise Resource Planning Systems on Management enterprise content management什么意思 Enterprise management software是什么意思 翻译下Divide 8L of wine by two Lat's __ in English横线上应该填什么如果没有in就用speak 可现在有in了 不是用别的吗！ 英语好的进,Lat's wait and see.解释物主代词等英语好的进,第一个问题：Lat's wait and see.解释物主代词,指示代词,不定代词,祥细的讲一下,每个举一个例子,我很笨的,小弟谢过.