2、产生一个4阶随机方阵A，并执行如下操作：（1）将矩阵的第1行4列的元素赋值给变量a（2）将由矩阵

Never frown,even when you are sad,because you never know who is falling in love withyour smile 数学萎了什么意思 有英语八级的证书做翻译一个月工资大概多少 萎索什么意思 萎娘什么意思 朋友说乌萎地过了一天, 定语从句关系词的使用什么时候用 that where when 要全的.还有 XX可以做主语..一类的再麻烦通俗解释一下表语 宾语 定语 补语 回答完了追加 定语从句关系词通常在什么情况下选择that、who、which等和where、when、why等要详细的区别还有什么关系词是可以省略的 英语翻译Somewhere The Sun Is Shining Somewhere the sun is shining,and the clouds are not in sight.Somewhere someone is laughing,and talking about what might.What might have been another year,for us to spend together.What might have been another t 英语翻译the sun is shining是什么意思? The sun is shining (划线部分提问） 注：划线部分是shining October is coming.It's the _____season of a year and it's also the ______season.(good)(harvest) There is a lot of wind at the end of October,It's_____ _____in_____October 席慕容散文选+题和答案+赏析 Who taught ___ English last term?Was ___ Mrs Smith?A.you;it B.you;he C.your;it D.your;that 语法说明 美文摘抄既鉴赏越多越好哦! Mrs.Smith with her little son .at home .that rainy night.[a.was on b.were,at c.was,atd.were,on His birthday is on the _____( one) day of a month.It Is October 1st.(填所给单词的正确形式) when is your birthday?It's ( ) 20th of October.知道的话也帮我解答一下； Great!my （）is two （）later.so let's （）a（）party together.Good（）!what would you （）（）a birthday present?（）（）a new puzzle.（）（）y The birthday of our country is ( )october 1st,( )A;on,1921 B;in,1927 C;on,1949 D;in,1968 what's wrong with they 哪里错了 说自己是神的人是伟人还是伪人还是萎人? mrs brown teaches science.（改为同义句） the first of October是什么意思 It was (the first of October )yesterday.对括号部分提问 棉花黄萎 枯萎怎么彻底治疗 The car is blue.（对blue题问） It is five nou.（对five题问） walk east of five minutes it is on the left的错误 什么是黑色涤纶短纤 涤纶短纤是用什么塑料做的 涤纶短纤1.56D指的是什么?还有的是1.56D*38mm38mm指的又是什么呢 涤纶短纤市场中心价在11200-11250元/吨 有具体指涤纶什么规格和颜色等其他信息吗?