五年级小数除法

Yesterday,I was walking along Shanghai Road ( )I heard someone call me behind.A.after B.before C.when D.what 会微积分的进：告诉这两步怎么变过来的就行原题求积分：∫x sin(x^2+1)dx 第二步等于：1/2·∫sin(x^2+1)d(x^2+1) 就这第二步我看不明白谁给解释下,用什么公式得到的这么?1/2怎么来的?后面dx还变 微积分这步怎么到这部的? 微积分 这步是怎么得来的 明白微积分的进：告诉这两步怎么变过来的就行原题求积分：∫x sin(x^2+1)dx 第二步等于：1/2·∫sin(x^2+1)d(x^2+1) 就这第二步我看不明白 谁给解释下,用什么公式得到的第二步?太郁闷了.1/2怎么来 我有许多钱,但他一点都没有 英文翻译 i have ___ ___ but he ___ ____. 10.he might have gone a step .he might have gone a step further and called for respect for both our elonomists and our trashmen请翻译此句,并依次解释go a step,call for respect 的意思与结构和用法. 英语翻译 他不是只追球和接球he doesn't just ____ and ______ a ball. he might have gone out. 若有否定词never 放在句子的什么位置!? more than 70 percent of Japan's working farmers() aged 60 or older,and nearly half () over 70A.are ,is B.are ,are 无精打采 英语翻译：他彻夜睡不着（提示：sleep,all night） it is best可以和什么转换?It is best for you to take more exercise.______ ______take mre exercise. The best thing to do is call the police.中is后为什么接动词原型?如题啦, The medium believes the price of petrol will rise by more than two percent.A.other B.another C.any other D.the other for you and me!中文意思是什么? The manager believes price will not by more then ( )four percent.A:any another B:the other C:another D:other那几个答案中有什么区别? 省揼 广东话来的 怎麼读?什麼意思? Are they going ()a picnic ()asunny morning?AIn；in b on；in c on；on d in；on for you and re,chen.这两个拼音是? 一年级拼音re有几个生调 Lumière Noir怎么读能用拼音拼出来吗? 一个英文单词发音好像叫“re hai learn thing”是什么 急啊谢谢 前面是用拼音读 Paul is young.He has long legs.(改为同义句） 名词和状语有什么不同?' 时间名词能做状语吗?比如,清秋,这是个时间名词,能不能放在后面构成一个句子.比如：奋笔清秋.能这样说不能? 名词能做状语吗 Sorry,but there is not enough___in my car for your boxesA.room B.floor C/ground D.place 那位朋友为我提供一些宽容的素材,和宽容的底线知识? 月亮为什么白天不出来,而要晚上出来呢? this is a kind of bird has a long thin neck错在哪