数字几吉利

1,用反证法证明“三角形三个内角中至少有两个锐角” 2,用反证法证明：如果一个三角形中有两个角不相等,那么这两个角所对的边也不相等. 1道英语单选题目我建议他不该受惩罚.○ I propose that he ___ punished.1.should be not2.shall not be3.not be4.be not 另外1和4有什么区别还有为什么不是not在be前面? 求一本好的英语单选习题!我是一名高一学生,学的是人教版课本.我发现我单选好差,谁能给我推荐一本关于英语单选的习题啊?最好是和课本同步的那种,能包括所有词的用法. The graduation is sad,because the time______ with other people has come to an end.A,spendB,spendingC,spentD,to spend这是考查后置定语的使用吧?那要选什么?请说明理由,这段时候是指毕业前的那一段时光，是过去的 950是啥意思?好像是骂人的话~ 有人对你说“去去”是什么意思?什么含义?骂人的话么? 翻译一个英语词语赢得篮球决赛 排列顺序（ )1.What does your father do?( )2.Thank you .( )3.Does he teach music ( )4.You sing very well ( )5.My radio( )6.No,he doesn't.He teaches maths.( )7.He's a teacher.( )8.Then,who teaches you to sing 要保证正确率 青春创业开发区英文怎么翻译 英语单选第一题, 一道英语单选题目____with the size of the whole earth,the hightest mountain does not seem high at all.A)When comparedB)While comparingC)CompareD)Comparing但我看compared前的when去掉的话看成是介词短语作状语,这样行不行?此 13的英文怎么写 13的英语怎么写 英语翻译Proposed research model不要翻译成“提出研究模型”这是个标题,proposed应该是做定语而不是动词. 关于英语单选的一道题._____he told us______.A,Until;that we understoodB,Not until;did we understandC,It was not until;that did we understandD,Not until;then we understood 单选英语1! 单选英语1道 一道英语单选 第四题 英语翻译7月9号跟6月25号,你在我们商店购买一样的产品,订单里显示你购买两件衣服都是黑色的.我们都是按照订单发货.7月9号的订单昨天已经发货,我尽量把快递件拦截下来,帮你更换灰色,如 英语翻译STAR OF GENTLENESS/Slaves to our destingI recall a memorySing no more worry,throught the secret doorSay no more worry ,for the things in storeyou were whereyou were whereHappiness and sorrowOnly believing in tomorrowYou were where Countle 八上英语29页2b翻译 求“我就是说说而已”的一般,文艺,2b英文翻译. 英文8下30页2b翻译急 英语翻译我想问一下,"肖文艺"这个名字用英语怎么说! 关于三角形角平分线的性质三角形角平分线的性质,在△ABC中,AD为内角A的平分线,证明AB/AC=BD/DC “58.5g的NaCl固体…”这句话为什么是错的 三角形内角平分线的性质? 英语翻译全文：All the cellular carriers are taking a new look at Wi-Fi.Years ago,they looked at Wi-Fi as competition.They didn't want Wi-Fi to take traffic off their networks.Now,they love to take traffic off the network because people are usi 我是不是傻子?智商122,情商才68.. 男性智商是遗传母亲的,还有后天的培养,为什么我母亲明显智障,我却不是傻子? 笨蛋和傻瓜,哪个智商低一点?