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龙鱼中那一种龙鱼好养点? 龙鱼养几条合适呀? 我听说龙鱼养单不养双是为什么啊,我是新手~那我是1.2米的缸,样几条合适啊~ 为什么说龙鱼养单不养双 六角龙鱼怎么养 1.My parents are kind and helpful.(对kind and helpful提问) ____ ____your parents ____?2.They often visit their grandparents at the weekend.(改为同义句)They often___ ___ ___ their grandparents at the weekend.3.我担心他的梦想很难实现 He is kind to his classmates and teachers 的kind要加s吗?说明理由 把“be,to,your,classmates,and,please,friendly,teachers”连词成句 i'm sure you'll ____your classmates if you are kind and friendly to them.A .cath up with B.agree with C.get on well with D.make friends with 为什么不选D?而是选C、理由是什么 中国哪座是活火山,哪座是死火山,哪座是休眠火山? 民国初期,中国民族工业出现了短暂的“春天”,导致短暂的主要原因是?【A】封建自然经济的束缚【B】巴黎和会中国外交的失败【C】“一战”后西方列强卷土重来【D】北洋政府对民族工业扶 关于一战期间民族工业“短暂春天”的高中历史问题关于一战期间民族工业“短暂春天”对中国历史进程产生的重要影响是：其中一个选项是——进一步瓦解了自然经济,使中国社会经济结构 by went holiday plane our we on Canada to连词成句 plane,we,by,went there,holiday,on,our.连词成句 英语连词 9 by went holigay our we on Canada to piane.10 do a you headache have? 潭面无风镜未磨是什么意思 酯在碱性条件下水解既然乙醇可以和NaOH反应 那为什么水解时不生成乙醇钠 只生成醋酸钠和乙醇?生成的乙醇不能与NaOH水解吗 缺词填空some of my classmates who also like to do diy w______ me to givesome of my classmates who also like to do diy w______ me to give them some advice on how to improve t_____ skills.As i see it,there are three w______ to do this.Firstly they i hope my poor english won't live up to myslfe expectations怎么翻译呀?是不是我希望我英语达到我的期望 1.The woman _____ glasses is Lily's mother .2.Some _____ my classmates don't like school uniforms.（填介词） We skied and made a snowman on our holiday.改成一般疑问句 We had a lot of fun on our holiday.改为一般疑问句 we usually go to see our Grandpa on sundays.改为一般疑问句 潭面无风镜未磨前一句 苯甲酸甲酯碱性水解的化学方程式怎么写呀,.. 由苯甲腈怎么制得苯乙酮 如何由甲苯合成苯甲腈 有关 travelling的英语作文该怎么写?同时 以Travelling 为题写英语作文130字 中速磨煤机内部着火的现象有哪些?基本原因是什么?如何处理? 谁有《ZGM80G型中速辊式磨煤机润滑油脂一览表》? 电导滴定法测定聚丙烯酰胺水解度 全文!