报建面积怎么理解

Python中 d1 = lambda:random.uniform(-volatility,volatility) 这句有什么意义?最不能理解的就是中间那个” :",在IDLE下面什么都试不出来.（我用的是Python2.7.1） He asked______penfriends in China.A.to B.of C.bo D.for （）but fools will believe what he said A：None B:Nothing C:A such heavy D：Everything 有没有什么视频,科幻的,但是真实的物理, 求一种科幻物质的名称我记得在哪里听说过,玛雅人造出来的东西,（不是水晶头骨）好像是说分子间的距离是相等的,整齐排列的,这种物质任何外力是无法摧毁的.不是什么金刚石之类的平常 sina+cosa>0,求a的范围 Walk in与Walk on的区别 It is d____to walk on the thin ice. 小肥羊打算花一定数量的钱买餐桌和椅子,这些钱只买餐桌,可买20张,只买椅子可买30张,这些钱能买多少套桌 Alice,please-----------the window怎么填 please______(给.着色）the bag purpie 若0＜a＜β＜π/2,试比较β-sinβ与a-sina的大小不知什么是导函数啊，还是用其他方法吧， To maimtain happiness is like walking on thin ice. 0小于a小于b小于π/2求b-sinb与a-sina的大小 The ice is too thin for you to walk on.(被动语态) The ice is__ __that you__ __on it. 设a属于[0,2π],比较sina与cosa的大小?rt The ice is too thin for you to walk on .等于The ice is so thin that you can’t walk on it .too … to句型和so …that句型是如何替换的? We warned the children not to walk on the thin ice.我们告诫孩子们不要在薄冰上行走.把他改成We warned the children to don't walk on the thin ice. 20世纪50年代为什么欧洲的联合从煤钢开始. 英语翻译1.做出改变是绝对必要的2.我做这些是为了什么另:我做这些是为了什么-我搞不清楚是用什么时态?是why did i do it for?还是why do i did it for?还是why have i done it for?还是别的? 典范英语6 第四册 oh,otto翻译 kelly 和tracy这两个英文名翻译成中文应该怎么写? MADE IN KOREA是哪的产地? Julia is studying hard for the math test.I think she c pass it 填什么 英语翻译It is required that the instrument should be tested before it is actually used. It is required by the authorities of school that students should be treated____by their teachers but how can a teacher respect them when the students show no respect for him?A.in respect B.with respect C.for respect D.by respect 介词怎么选择? 法语疑问句疑惑简明法语书课文中的话Que faisaient tous ces gens le nez en l'air?这些人都仰面干什么?法语规定,如果主语是名词时,疑问句时要用代词,我觉得应该这样写Que tous ses gens faisaient-ils le nez e They'd like visit the farm tomorrow.他们明天想要去参观农场、是不是想要、希望 这些动词用圆形,不加ing? had better do=? 有关had better do You had better see him off at the airport.(保持原句意思)You ______ _______ see him off at the airport. operate muscles 怎么翻译? Tom is studying math.The twins are also studying math.(合并为一句)______ ______ the twins ____ ____Tom _____studying math.