二期梅毒打几针青霉素

英语 You must ---carefully during the experiment.A watch B see请说明理由 y=lg(sinx+cosx) 求函数的定义域我的想法是 负45度——135度之间 可是不对 如果三角函数(如sinx,cosx,tanx等)的定义域不是R了,那么他们还是不是三角函数啊,不是，不是，不是，不是， 让我看一看你的新短裙 怎么翻译成英文 你的短裙是丝质的还是棉质的?英语翻译 把下列句子变成被动语态:This piece of news shocked us all... 高中生如何提高英语成绩? 高三了,英语太差,求学英语的良方 1.Someone must tell them___that again.标答：never to do 2.Has Chris got___his difficulties yet.第二题标答：over3.How well Ann did at school,she still can't find a job.标答：however我对于第一题的疑问是：这题的另一个选项 we can make it sense 我想表达我们可以使它有意义 不对请改正 I bought___China Daily from a news stand this morning.A:a gage of B:a piece ofC:a copy of D:a book of 已知函数f(x)=2a(sinx)^2－acos2x+a+b的定义域为[0,pi/2],值域[-5,1],求a、b的值. 已知函数f(x)=2a(sinx)^2－2根号2 asinx+a+b的定义域为[0,pi/2],值域[-5,1],求a、b的值. the ____ in the study are suitable for these every day 做什么 已知f(x)=2asinx^2-2根3asinxcosx+a+b的定义域是[pi/2,pi],值域是[2,5],求a,b的值. These are the books.T___ are in backpack.怎么写? These are the books.T___ are in backpack.空里填什么? feel something wrong 与 sense something wrong的区别 英语翻译You must shut the gas supply off if there's a leak.翻译成：“煤气泄漏时,必须把截门关上.”还是“必须关上阀门,以防煤气泄漏”? 为什么是thank you (for) your letter 翻译词组!cooking rings fuelled by bottled gas 马上就高三了,英语白痴一个!怎么办?怎么学?从哪里开始学?求求给位大神帮一帮 英语成绩怎么提升呢?如何培养兴趣? if you find anything wrong还是if you find something wrong I found something was wrong,but anything Will be OK! You didn"t think you did ( )wrong 填哪个 something/anything 两道英语阅读题There are desert plants which survive the dry season in the form of inactive seeds.There are also desert insects which survive as inactive larva (幼虫).In addition,difficult as it is to believe,there are desert fish which can s 初一英语阅读共两道! 用同样长的铁丝,分别围一个长方体框架和一个正方体框架.已知长方体的长、宽、高分别是3厘米、2厘米、1厘 如何快速记忆英语单词?（暂时记住,应付而已）RT Give it your best Your Love is my memory,your body in my heart,my tear in your hands .(这句话出现在哪本小说书中）回答有赏