middle和center的区别

启动子是否有基因产物 though/although/as有什么区别? 启动子位于DNA哪条链编码还是模板 although,even if与while可以连用吗 【至今无人能答】while和when,although和while的用法和意义区别在哪?有例题①先说while和when,while表示时间段,when表示时间点.请看例题：用when或while填空1 i want the girls to experience that () they are young.2 My only care about you.nothing more.我懂每个单词的意思.就是不懂一句的意思. though和although和 even if的区别 以及when和while的区别 #include void modify(int x,int y) {cout 西门子PLC指令ATCH是什么意思 The child was s_____ by his parents and was given everything he wanted replace plastic containers by glass one 还是 replace plastic containers by glass ones lastly,plastic bags and containers are also cost-effective since they are cheaper to manufacture,ship and store.怎么翻译 too在疑问句尾用什么代替在疑问句中、句尾用什么代替?注意是句尾哦 too能不能用在一般疑问句句尾 what he has done is worth being spoken highly of The_____of the restaurant was highly spoken of(serve) he ( ) highly of by others last time.A.is spokeB.spokeC.was spokenD.spoken是spoke不是speak what he has done isn't worth being spoken highly of是否正确 This work report in which the idea was pushed forward with is highly spoken of by the public.词句中的in which 为什么不可以换成where?（答案选的是in which而不是where）不是in which =where么? his,brother,work遣词造句 approve的意思及用法approve 的词性转换这些词的意思及用法最好有例句 personality and social psychology review是什么意思 approve 的名词形式是什么? puppy eyes MY Dog 千金买邻, 百金买骏马,千金买美人；万金买高爵,青春何处买的意思 王即购之千金.中购的意思 有能生得者购千金的购指什么意思 “王即购之千金”的“购”字是什么意思? comment与opinion的区别是什么我查过字典,不用告诉我意思‘I never knew that I meant anything to anyone’,是opinion还是comment 谁能告诉我comment（评论）和commentary（评论）的区别?