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写人跳舞的场面的作文快一点 _______or drink in the library. 一年四季各盛开的花是什么花 设P（x,y)是椭圆x^2/a^2+y^2/b^2=1（a>b>0）上任意一点,F1为其左焦点,求|PF1|的最大值最小值 如下图所示,空间四边形ABCD满足AB垂直CD,BC垂直AD,求证AC垂直BD 等比数列{an}中的各项均为正数,且a5a6+a4a7=18,则log3a1+log3a2+...+log3a10=由于{an}为等比数列则:a5a6=a4a7=a3a8=a2a9=a1a10又a5a6+a4a7=18则:2a5a6=18a5a6=9则:log3(a1)+log3(a2)+...+log3(a9)+log3(a10)=log3[a1*a2*a3*...*a10]=log3[(a1a 词语 蹈 已知圆C和y轴相切,圆心在直线x-3y=0上,且被直线y=x截得弦长为2倍更号7,求圆C的方程 关于歌舞的诗句 速求! Repeat the sentence after me.句中after是介词吧?还是副词?after me结构是修饰sentence还是repeat? 英语速解 god,after god,me... 26 一年四季都盛开的花是什么花? 恐 怖 的 反 义 词准确点、一定要正确 继续 反 义词 名词和主谓一致1.The dances looked so charming in their beautiful clothes that we took ( )pictures of themA. many of B.masses of C.the number of2.No one in the department but Tom and I ___ that the director is going to resign.A.knows B.know 星座彼氏AFTER~SPRING~请问预告要出的AFTER们,比如AFTER SPRING/SUMMER/AUTUMN/WINTER...是以什么形式?我知道是游戏+CD,但是游戏是PC的吗?还是会PSP上的? 名词和主谓一致英语题what we used to think__impossible now does seem possiblea.is b.wasc.has beend.will be2.the company had about 200 computers but only one-third __used regularlya.is b.arec.wasd.were3.he found a lot of__were__a.passers-by,g 响尾蛇是不是蛇类里面唯一能发响声的品种呢?还有没有其它能发响声的蛇吗? 请问谁知道在哪下? 新视野大学英语泛读教程有听力光盘的吗如题 集体名词的在主谓一致中的单复数怎样区分 有哪些关于生命的词语?最好是4字成语 世界上最毒的蛇类 please make a new dress for me同义句 反义词：舒适------（ ） 轻松---------（） 熟悉----（） 近义词：茂盛--（ ）居然---（ ） 信赖-----（ 帮忙写一篇作文!《我心目中的美好家园》500字以上吧、~ 英语高手速来1 Father warned me not to e_________ the dog,or it would bite me.2 He's getting an a________ salary for the work he's doing.3 Speaking to native speakers is an e_________ way of learning English.4 -Can I help you carry the bag,pleas everywhere能作名词吗,我知道能作副词如能作名词,请造句, 一、用括号中所给动词的适当形式填空.The old lady always()(walk)in the park in the afternoon.My brother is going to()(paint)the dressing table for me.They are()(run)across the street.To tell you the truth,I can't()(cook).Timmy must people aboard这里副词为什么能修饰名词 英语的 速来