已知随机变量X只能取3个值X1，X2，X3，其中概率依次成等差数列。则公差D的取值范围

请在表中填写你的身份证号码.英文怎么说? real中文意思什么? Would you mind my closing the window?my是什么用法 什么时候用介词 I can't see ,I think there is something in my () 好易通全球翻译王T-3000是不是只能发音英文,不能发音其它语种的? 英文翻译句话.奢侈品对我来说没有很大的诱惑力 英语翻译好易通super5000有没有英英翻译功能? the question i asked was about what you have I have a question about Australia... The Question is " What was originally on the site of Canberra?Please help... Urgent...Thank you How do people usually__ in the office?A.put on B.wear C.dress up D.dress为什么不能选B?wear和dress不都有穿着的意思.再怎么区分…… The two boys are b_____.Their mother is there.根据首字母提示及句意填空. 25.She remained ______for a while after the movie ended,which made others ________..25.She remained ______for a while after the movie ended,which made others ________..A.sitting; puzzling B sat; puzzled C.seated; puzzled D.seated; puzzling 好易通里英文发音准的吗? Would you mind my turning on the TV?A.Of course,do it pleaseB.Certainly.Turn it onC.No,don't do itD.Sorry,but please 英语翻译 she went to super voice swing什么意思 be busy all day 同义词 all的同义词 she went to Tsinghua University and majored in English and management这句话有没有错误 she went to Tsinghua University ,majoring in English and managementmajoring为什么要有Ing,做什么成分 dengyaping went to tsinghua university and ____english and management 1.majored in 2.major in3.majored for 4.major for He went to Tsinghua University and m______in English? import javax.swing.*;的javax是什么意思 from which的用法 请帮我解释一下from which在这句话中的用法?The floods were a cataclysm from which the local people never recovered.经历了这场特大洪水,当地人民元气大伤,很难恢复.请帮我分析下着个句子的语法结构吧 ··· I saw them playing football in the playground 这里的宾语补足语是 playing football还是 playing football in the playground 吖 i find playing football___(frustrate) swing 可不可以翻译成动词“荡秋千”.I can swing.可不可以翻译成“我能荡秋千” 加一个字母成为里一个单词,并写出意思 如sing—swing 唱歌 荡秋千rain、money、old、now、pen、tree、lay、you 请问which在这句的用法the last conscious effort which imagination made was to show me a white face bending over me out of the mist.书上的翻译为最后一次有意识的想象是从雾里传出一张白色的脸贴近我.请问which引导