2+1/n2是数列发散还是收敛写出它的极限

元素和原子有什么关系呢 页岩油革命究竟是不是骗局 11. He is not so much _______ a help as I thought he would be. (A) of (B) in (C) at (D) as 难度：易 What_____ your favourite clothes?该填is还是are? 英语翻译如题,求流畅的翻译 what‘s your favourite和what are your favourite的区别 论文翻译：An adaptation of the original median test for the detection of spurious PIV data is propo I can't cross the river.(同义句)要认真回答,不要写不知道之类的话,要是回答的不错的话,我会选你为最佳答案, You can cross the river by f____ teaching building什么意思 关于雅思口语"modern building"!describe an interesting mordern building描述现代建筑 外观我想破脑袋也想不出从哪下口,5、6句话就行,给我个提示!好用的话我一定加分! The headmaster n_____ the teaching building RenHua building.请问空格填什么? I am a worm,but I can cross the river day and night. T-shirt ( )his favourite clothes.填什么?is还是are?对不起，是T-shirts啦 “唔捞"系咩意思呀? 前卫系咩意思? Lily has read the storybook.Lucy has read the storybook,too.的同义句 a beautiful school.,modern teaching buildings with the latest equinment的意思 Our school needs a lot of modern teaching equipment.这句话哪错了 Only those armed with patience are suited for a teaching career in school为什么用armed 不用arming?着急! 英语 8.Every classroom in this modern school is _______ with a new TV set.8.Every classroom in this modern school is _______ with a new TV set.a.equipped b.installed c.fixed d.placed 为什么 帮忙取个英文名~想要跟自己名字能有点关联~很有难度~中文名拼音：cao jia ying双子座网络公司客服 百合和梅花象征什么?从这些词中选：团结友爱,和平友谊,永葆青春,坚韧挺拔,身手敏捷 Modern Times 歌词 秦岭河流里的是什么鱼就是那种小小的 黑色的 几乎没有鱼鳞的是什么鱼啊?那种鱼长不大 pretty skirt还是beautiful skirt 花江河鱼村怎么样 花江河鱼王怎么样 江河鱼楼怎么样 我是个女生,叫高雅,请帮我取个好听的英文名,一定要和我名字有关联 I will call you now为啥用will am to为啥不行是am to 3127系咩意思?