求证sin^3α(1+cotα)+cos^3α(1+tanα)=sinα+cosα

蓝颜知己的英文怎么说? 巴丹吉林沙漠与腾格里沙漠呈握手之热的主要原因 离金昌最近的沙漠?A塔克拉玛干沙漠B腾格里沙漠C准噶尔盆地里的沙漠D巴丹吉林沙漠 我国的巴丹吉林沙漠和腾格里沙漠为什么会合并? 温带大陆性气候适宜鸵鸟生活吗?我家在甘肃武威腾格里沙漠与巴丹吉林沙漠交汇处,我想在那里养殖鸵鸟.求建议 想和我惊艳一把吗 一个女生对我讲的 说一个人外表很惊艳是什么意思? when it rained,people ran __A in different Bin different directions C from different direction Dfrom different directions为什么选B其它的哪里错啦, People were fightened when the tsunami(海啸）happened.(变感叹句） I hate you but I much more love you~ 惊艳什么意思啊?惊艳 什么意思啊 韭菜下雨时可以割? 第一茬韭菜什么时间割 请模仿“至于你信不信,反正我是信了”造句 it is _of you to leave all the work to others.you should learn to offer __ service to theto the community(self) 英文真么翻译呢? We can't leave today's work to (t ). Here I am now entertain me翻译中文是什么意思? 直接引语改为间接引语,＂I am living here now "She said. 句型转换 33. People ran in all directions. (改为同义句) People ran ___________.句型转换33. People ran in all directions. (改为同义句) People ran ________________.34. I didn’t know where I could go. (改为同义句)I didn’t know Many people ran to the supermarket to buy as much spaghetti as they could.(改为同义句） His brother became successful after much hard work把句子改成同义句 be expert at与be good at,be expert in与be good in, 问胸有成竹、目不转睛、举足轻重、垂头丧气、同心协力、专心致志的反义成语 .1垂头丧气2得意洋洋3胸有成竹4目瞪口呆5自不量力6无穷无尽7目不转睛8不计其数.紧急 胸有成竹,垂头丧气,要意思就行了 垂头丧气 得意洋洋 胸有成竹的近义词 1.胸有成竹2.目瞪口呆3.忐忑不安4.目不转睛5.兴高采烈6.思潮起伏表示人物神态的：表示人物心理的： 五月天第二人生No where 和 Now 求一首英文歌,女声,开头是no where.yeah we are going nowhere that .maybe... 菊这个字写个性签名一组 英文翻译!我们每个人都应该为自己的国家感到自豪. Every one of us should __________________________