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the doctor gave me some medicine,_______three times a day before mealsA.to take B.to be taking C.to be taken D.I took it为什么 为什么这里要用must be'Your sister will be here in less than an hour and we must be at the station to meet her.We are late already.'这里单单用must不行么 I`ll try to play more quietly 是什么意思呀? must be a reason why的歌词 why you must和why must you有什么区别?你为什么一定要把旗帜扯下来 这句话应该用哪个怎么翻译比较好? Must Be a Reason Why... 歌词 Must Be A Reason Why中文对照 英语的改写句子Traveling by piane is more expensive than traveling by train.（保持句意不Traveling by piane is more expensive than traveling by train.（保持句意不变）Traveling by train is —— —— —— traveling by pla 把鸡肉再煮三分钟 怎么用英语说,要用到more Do you think she is seventeen? he will go to a new school this summer.的问句 1.sometimes,parents,are,school,and,strict 2.do,says,I,my,must,dad,homework,my 连词成句 what are they 的同义句 what are they?(改为同义句) what are they 的同义句 what / you / 连词成句：1.a,can,get,I,there,ride（?）【请简述汉语意思】 人的线粒体上是否有16s rRNA 16S ribosomal RNA 存在于线粒体还是细胞核 英语中的do my homework什么意思 l'm do my homework这个单词哪里错 英语同义句转换 Mary helps me do my homework =Mary_____me_____my homework where did you go there?翻译然后回答 翻译:how do you go to there? 临床分离得到非结核分枝杆菌菌株,要做菌种鉴定,已提取DNA,做16S rRNA测序,多少钱一次?测序引物244：5’CCCACGCTGCCTCCCGTAG3’．259：5’TTTCAGAACAACGCGACAA3．分别对应E．coli16SrRNA的361～341和609—590位置 it is too tired to do my homework It is too tired to fly back to the shore 翻译 when and how did you go there 怎么翻译啊? _____________________?I am in Class 3,Grede 1. 什么是 16SrDNA (rRNA)序列分析谢谢~! 核糖体生产蛋白质是通过转录翻译DNA还是通过氨基酸脱水缩合,这两个有什么压别吗?求具体解释 第一个学外语的人是怎么学会的我们今天有词典和教科书,都是前人整理好的,那么第一位到达另一国度的人是怎么学会他们的语言的? ．It’s b______ me why she wants to marry such an old man.不是brother