什么是升降幂公式

西班牙语练习小问题En la estantería había algunos libros que mis padres no me（dejar) leer.这里的dejar用什么形式?使用dejan么? 咋么写“小草和大树为什么是绿的”?【是说明文（事理）】 We were surprised to hear that the reason ____she gave for her absence was ___her mother was illYes ,We saw her mother at the supermarket that morning .A why ; that B which; thatC that ;because D why;because 为什么选B啊,C呢? we were surprised to hear that the reason_A__she ggave for her absence was_B__her mother was ill.A处为which B处为that he and she___each other since they were children,so nobody was surprised to hear they were marriedA knew B have known C had known D were known 一到三十的英语（第几的如second 第二 fifth 第五 等）缩写也要! second,twelfth,twentieth的缩写形式是什么? 建立自我,追求忘我! 最近看《马云》,有一句话不是很懂,"建立自我,追求忘我”是什么意思? 追求自我 展现自我 超越自我 建立自我 把佛家思想阐述出来．越详细越好 My mother's back is sore (同义句) My mother _____ a ______ ______ Sometimes she goes to bed after her mother comes back.改为同义句 My mother went to JiNan yesterday ,she hasn't _____ back yet.My mother went to JiNan yesterday,she hasn't _____ back yet.填come还been?为什么? 女生英文名帮我选一个?快来投票Amanda阿曼达 ,Carina卡瑞娜,哪个名字好听啊, 求表示转折的英语谚语,像“every coin has two sides".高中议论文说别的观点时用. my mother is the busiest in my （—） .she does a lot of housework every day.1.school 2.library 3.family 4.park 根据意思和首字母提示,写出句子中所缺的单词.My mother is t____,she does the housework all day. When We Were Beautiful 歌词 Life is not easy for any of us.We must work,and above all we must believe in ourselves .We must believe that each o ne of us is able to do something well,a nd that,when we discover what this so mething is,we must work hard at it unt il we succeed翻 Beautiful Disaster Live歌词歌词什么意思中英文一起哈 谢谢 As well all know,it's not polite to keep others_______(wait)for a long time. as we all konw,it's not polite to keep others_____ for along time to stare at others for a long time is not polite同义句转换：_ _ impolite_ _at others for a long time. As we all know ,it’s not polite to keep others_for a long time.A. Wait B. waited C.to wait D.waiting. 取女生德语名字本人是个菇凉,求德语大神帮忙想一个好听的名字~最好名字的意思与水有关 he is really a good actor. really不是副词吗,怎么修饰is（系动词）? Well,n_____is perfect .He's still a really good friend首字母填空 English ,hard ,Jenny ,in ,studies.连词成句把以上这些词连成句字急.今天就要! 英语连词成句he,as,works,not,hard,he,did,once garen,singing,in,Jenny,is,the,an,song,English连词成句garen,singing,in,Jenny,is,the,an,song,EnglishPaul,playing,the,does,drum,likehomework,is,his,do,Norman,after,supper,going toskiing,last,you,did,winter,godid,the,watch,not,movie,Sue,yesterdaythey we were all e______ when we got to the top of the mountain