2040年后中国男女比例

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豪气干天的干什么意思,越详细越好 邓稼先什么时候死的 罗斯福下令捕杀狼的决策违背了生物之间存在着什么,什么的规律 罗斯福下令捕狼造成什么后果? 陈涉世家和唐雎不辱使命在写人方面有哪些借鉴之处 safe的近义词 “一个蝴蝶在巴西轻拍翅膀,可以导致一个月后德克萨斯州的一场龙卷风.”研究蝴蝶效应的科学人士说过:“一个蝴蝶在巴西轻拍翅膀,可以导致一个月后德克萨斯州的一场龙卷风.” 计划没有变化快哦,是吗? 我国有名的山脉 我和妈妈今天吵了一架用英语咋翻译 塞舌尔群岛在哪? 塞舌尔在哪里? 改错two months ago ,i went to abroad for further study.before i left ,i wasj p是椭圆x^2+y^2/2=1上一点,已知A(a,0),a属于R,求PA绝对值的最小值的表达式f(a) 已知点A(0,2)及椭圆x²/4+y²=1上任意一点P,则|PA|最大值为?如题..同题百度知道有两个了,不过第一个设的看不懂:设P:(2cosm,sinm).如果还是这个答案,请说明原因.至于复制党...随便吧 设P(x,y)为曲线y=|(1/2)x²-1|上的一点,A(0,a),求|PA|的最小值麻烦解析过程!谢谢! 已知点A(0,2)及椭圆x²/4+y²=1,在椭圆上求一点P使|PA|的值最大 I appreciated () the opportunity to study abroad two years aog.A .having been given B.having beenC.to have been given D.having been robbed主要求解释. I greatly appreciate()the opportunity to study abroad two years ago.A giving B have been given C give D having been given 分析时态,句子成分, He went abroad to study further.请问这句话语法有错误吗? 海外的华人算是拥护祖国统一的爱国者吗?算是人民吗?那华侨呢? 有一句名言:一个爱国者爱自己的祖国就要与其他国家为敌,是谁说的?原句是怎样的? 正愁买个啥样的保温壶呢? stationery的意思Buyer agrees to actively and diligently and through the use of its best efforts promote and increase the sale of the Products and Services by all legal and ethical means,including advertising and personal solicitation,demonstration stationery是啥意思知道请马上告诉我!谢谢! 铅笔刀上 的标记shif stationery “fingerling stationery”的意思? stationery cabi 是什么意思 5.He worked in a _______ company,selling ________ .A.cloth,clothes B.clothing,clothes C.clothes,clothing D.clothes,cloths我想知道为什么 He worked in a foreign company at one time,___he went to Britain for further study.为什么用after which 不用after that He went to one company after He went to one company after a____是这么填吧? 请各位医生朋友帮帮忙:Qid;Tid表示什么意思?肌注;静脉注射;两天一次;的简写怎么写?三天一次;一周一次的简写怎么写?