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王师傅在一个等腰直角三角形钢板上截下三个扇形.已知三角形的腰长是20cm,求剩余部分（阴影部分）的面积. 正切的立方原函数是什么?） 正切型函数对称中心求法有没有什么公式之类的?没有的话,求求法 正切函数的原函数是什么 英语.转笔用哪个转?spin the pen? 教我转笔!Thumb around normal、Thumb around reverse和Thumb spin!教我以上三种招式,这三种都是新手入门招式,特别要强调的是：我经常在做Thumb around normal时,变成了Thumb spin,要怎么样才能两个招式不混淆, 转笔 转笔高手快来教我我想学转笔,最好给我图,具体过程也行,我给50分,最好有图的,是基本攻,慢动作教我的, 青尼罗河上游地区为何降水丰富?我只知道一点：青尼罗河发源于埃塞俄比亚高原,为热带草原气候,降水充沛. 非洲尼罗河有多长 以胡歌为题写一篇作文要自己写的从小到大的故事 谁有胡歌写的好文章?越多越好,最好是诗什么的,越优美越好. 作文我的偶像胡歌是老师说的,要仿写,所以别说其他的废话 《榜样》作文（写 胡歌 的）如题.要写胡歌的.可以参考百度百科.写的好的话给50分.扣题啊.榜样榜样榜样榜样榜样. 还有两个月就又考四级了我都要第三次考四级了,第一次378第二次399,不知道为什么我的阅读理解总是不能作对,正确率太低,我该怎么利用这剩下的两个月啊,我已经是大三了我还想去考考6及的. We can be both of gods and the devil,since we are trying to paise the death against stream on time. We can be both of God and the evil.Since we`re trying to raise the dead against the stream of time翻译 we can both of God and devil since we are trying to raise the dead against the stream of time We can be both of God and the devil.Since we`re trying to raise the dead against the stream of time嘿嘿抄来的问下! We can be both of God and the Devil.Since we're teying to raise the dead against the strear.我的同学发的说说, The woman was __tired that she couldn't walk on.A:so B:too C:very D:quite 选什么?请说明一下其他的答案为什么错, What has a neck but no head 这句话中文怎么翻译? Let's go to watch the Dragon Boat Rare OK?的意思快 我能从这些书中了解到关于电影方面的知识 I can[ ] [ ] movies [ ]these books.（翻译） I love_____ photo.I am going to______ of the dragon boat races on_________ the woman was so____（恐惧的,惊吓的）that she couldn't say anything She was so sacred that she couldn 't say nothing .同义句是什么. 日奈森亚梦的英文名字叫什么? 英语翻译junk food.Can you help me to spell this word?The teacher is coming.Please stop talking.Can you help me work out the math problem?I felt tired after going hiking.You must answer this question in English.To stay healthy,he exercises every m 6月5号天天向上中有个男的清唱的英文歌叫什么?如题.好像是首挺经典的歌.有谁知道叫什么名字么?不是王力宏的那首.不是组合唱的.是组合里一个男的唱的.貌似歌词有什么.my addition还是什么m the land has some air mixed in it 翻译 Some dinosaurs 什么(fly) in the air and some swam in lakes. Some+walked+on+the+land,some+flew+in+the+air+and+some+swam+in+lakes.的中文是什么