设a是n阶方阵且aa

保温壶为什么忽然不保温了 德班气候大会召开期间,江苏省的昼夜长短状况是则样,此时将塑身主要盛行什么风 中国有影响力的翻译界名人有哪些啊? My mum is ___ breakfast.A.making B.makes c.made 应该选那个? My mother lets me.my bed every day. a,to take b,make c,making d,made He spend two days _____the plane.A.makes B.to make C.made D.making(请说明原因） 现在完成时 过去完成时 怎样强调动词 是have/had done+动词原型吗强调句 例如：that does sound great. had done 是过去完成时,have done是现在完成时,那have been和had been呢?be不是动词呀?急急急急 Unfortunately you'll have to pay the fine before you check those books out.这句话里面的语法有些什么 那些是安娜的书吗?英文 ____ those _____ books? check out those three and return these two.这句是什么意思m: I would like to check out those three and return these two. w:ok,but they are overdue.请问：check GUCCI和COACH事一个档次上的么 The ground is higher;the air is thinner同义句转换------- ------- the ground is,------- -------the air is A________ and above us is the air The higher the ground is,the thinner the air bexomes.的翻译成中文 英语作文：my first gift英语作文50-70个词的 关于black box recorder 的《the new diana》I want to be the new Diana 这句歌词的下一句究竟是 ok hello 还是ok ho~ ?各位不要看歌词,听一遍或者听N遍再回答,在线等回答,记得不许看歌词,自己听到啥就答啥 It's only the end of thd black box recorder the new diana 中文词中文词、、谢啦、、 原始社会形成的原因 mple life is charming,hearts simple happiness, the happy life that the boy promises is simple这句话正确吗 谁能告诉我北洋军阀是怎么一回事? Bill is the short name for___AThomas B.Richard C.William It only took a short period for the cause of the accident_______.A.to be found B.to findC.finding D.being found billion is a billion is a billion is a billion这句话有意义吗? 帮我找一份用英语自我介绍50个单词左右? 帮我找一份用英语自我介绍50个单词左右?急用 Speaking English is a piece of cake.请翻译此句并解释为什么不用speaking 要用ing形式,为什么不用speak. Speaking English is a piece of cake.其中Speaking中的P的发音是不是被同化了,到底发P还是发b? 有谁知道,English is a piece of cake.的使用语境? English is a piece of cake. But life is a dard cake.I can go back.