有浓度为20%的糖水300克要把它变成浓度为10%的糖水需要加多少水

求帮我翻译《blood bound》 bound . 平等权是权利还是原则 帮我看看这道语法题He was here fo a little while ,but I don't know where she____now.A is B was C had beenD has been给我说说理由 We went to France by b___ It's easy for people to becomen____to give a talk in front of others 商务英语,求英语实习报告! 我爱猜电影里的,两个字答案. 一句中翻英!我要英语高手来翻!很多时候人们以为我是街头卖艺者,甚至有人曾经上前来询问是否我的生活来源不济或子女尽到赡养的责任. 还有两个字 哪些歌里面有 一样 这两个字 That'S All I Know (Right Now) 歌词 Launch the program是什么意思 是哪两个字 now that i know it 哪两个字? I know now that I was a fool 这是哪两个字 请问这个是哪两个字? 可不可以帮我再看一下这段语法!Recently,more and more people perfer to be a vegetarian and avoid the fat food for some reasons.Apparently not.Fat is essential for every cell in the body.Vitamins A,D and E,which are responsible for healthy 帮忙翻译一下?可否在分一下句式?It would be unfortunate if an excessive broadening of the taxable base made it impossible to attain the equally important goal of providing relief. I'm fucking even more bad won't second by解释为在……之前；不迟于应该怎么用?by后面可以加时间吗?比如加上3：50 英语中连词的种类 by后面加时间可以加什么?可以加时间段,不可以加一段持续的时间吧?比如这句.后面要加个时间You have to finish it by...另外我似乎看见过 by 7:00 a.m.等用法,是否可以?时间点并非只有用at吧? myself什么时候前面加by,什么时候直接做状语? by前面加时间点代表什么?我给客户发邮件邀请他参加周二14点的会议,他回信说“We will meet by 14.00 hrs. Should bepossible‘代表什么意思? 全日辉商务服务有限公司怎么翻译成英语? “冯唐亦老,李广难封”这句话的前四个字“冯唐亦老”是什么意思? millie_____(很少)goes boating.she is not very good at it 求《恶鬼缠身》by 壹柒 2(ax+by)*(by-ax)-(ax+by)²-(by-ax)²,其中a=-3,x=2分之1 这两个字认啥?