矩阵行列式计算

How much is your pencil-case?连线：How many English books do you heve？sure,here you ara.How much is your pencil-case？lt's in the book.May l have a look？many books and a pencil-case.where's your pencil？l hace six.what's in your schoolbag、 How much is the rent of the flat?回答什么.The hotel room is expensive.B.It is 450 pounds a month.C.It is near the center of the city. 英语翻译 house怎么读? 5 Who is in the kitchen?___.Anone B no one Cno Dnothing i lost my feeling Look!Mom_________(cut)the lettuce in the kitchen chess是什么意思读音是什么 I got a feeling baby,I lose control.You cut my heart in peaces you crush my soul.这是其中一句歌词,求歌名,具体音乐在北京爱情故事中第二集36：00,左右!女生唱的!这是一首歌！肿么分到英语学习来了！度娘！ 怎么样才能快速提高英语成绩啊?拜托各位了 3Q我英语很烂,想提高啊! 谢谢 各位帮助啊! 连词成句：1\ can What do you ( ) 2\ trash bin The door is behind ( ) 有快速有效提高英语的方法吗?3Q I won't love any one except you in my life 怎样快速提高英语拜托各位了 3Q 中国有哪些做出突出贡献的科学家具体事例 accouting profit 与 taxable profit 的区别 锲而舍之,朽木不折,锲而不舍,金石可镂的名人事例 有那些名人有锲而不舍的精神 关于 锲而不舍,金石可镂 的名人事例 a few /few 都是修饰可数名词的复数吗? a few 修饰可数名词复数,few呢?修饰可数名词单数? a few修饰可数名词的单数还是复数啊 soap opera 什么意思 Korea soap 中国科学家的小故事三个有谁知道中国科学家的小故事x3个? 1.I have a shower at six thiey 怎么改为同义句 2.I do my homework at seven o'clock改为一般疑问句 soap opera 有电视连续剧的意思吗? they do homework at seven o'clock every day怎么变一般疑问句? They finish their homework at seven o'clock.改为一般疑问句They finish their homework at seven o'clock.改为一般疑问句 i often do my homework at home. 变一般疑问句,否定句?拜托各位了 3Q 英语中的profit可数吗 一个关于profit的英语问题105. Market analysts are surprised that XcellElectric's quarterly ------- have beensteadily increasing by about 4 percent.(A) profit(B) profitable(C) profits(D) profited我选是A但是答案确实C为什么呢?求详