矩阵分配率证明

大学英语要考四级了,怎么复习备考? 请问考英语四级之前我们应该怎样去备考? 第二次考四级怎么备考 brave的反义词是?用英语回答 brave反义词 brave(反义词) thick(反义词) we"ll learn the _____(one) lesson today. There are five children in the class.(改为同义句) ____ _____ ______children in the room is five. look!jean is m《 》a card in the class room 2010年8月27日晚真的会看到两个月亮吗? 2010年8月27日可以看见两个月亮吗 I will make a speech,____I am nervous?A.if B.why C.how D.what if it's ___ a student to be nervous to make a speech before many people.A.normal of B.kind for C.normal for D.common of 有没有英语好的, It is the_____(one)English lesson of the new term. 希望你能指导一下.第一单元1.They are hoping to ____ the Japanese market with their latest product.A) transmit B) plungeC) penetrate D) filter2.Both the labor and the management made a lot of ____ and at last they came to an agreement.A) se 英文比较好的来帮我个忙姓名：罗杰 美国人 59岁获奖情况：…其研究有助于对癌症、心脏病治疗的研究.其父也是诺贝尔得奖主之一.罗杰是自诺贝尔扮发的100年来,第六位父子同获诺贝尔奖的 英语比较好的来帮下忙以英文M字母开头的词,谁能帮我想出几个比较有意义的英文词组.比如中文的美满、美好这样的.要组个词，比如 美好（MH）谢谢啦 英文比较好的进来帮下忙,场景：某人和你对话,他的话题你很反感,想打断他的话用英文怎么说,语气对他很不尊重.最好一个单词能搞定的,比如中文里的,够了、行了（不要再说了）. I am really bored with so much homewrokA so am I B so I am I ___this book for two weeks,I have to return it now A kept B have kept The woman felt not with many clothes 英语好的进来帮下忙want to but i can't help iti love the way you feeljust kinda stuck between my fantasy and what is reali needed when i want iti want it when i don'ttell myself i stop every dayknowing that i won'ti got a problem and i don't The government has a____plans to create 10.000new jobs首字母为a The 2008 Olympic Game____(hold)in Beijing successfully.Changzhou lies the ——south of Jiangsu and—— the west of Wuxi.A.in; in B.on; to C.in; on D.to; on“The Young Pioneers o 英语好的迅速进来,帮下忙!帮我听出这首歌的歌词,或者直接告诉我歌名. 英语选择,the government has decide to builthe government has decide to build a cinema ()many migrant worker live .为什么是where .不是in which.应该是live in……不是吗,最好举几个例子说明 我爱的人始终只有你,怎么写.要标准的。 被称为我国历史上最早的临床医学百科全书的著作是?作者是? kangaroo一词的来源我只需要知道库克船长到达哪个地方然后有了这个名字,不需要太复杂1楼的太简单了吧...那这个单词怎么来的还是没说啊 单词kangaroo怎么速记? kangaroo 是双音节词还是多音节词 怎么划分的? better than nothing是什么意思 已知代数式（x²+ax-2y+7）-（bx-2x+9y-1）的值与字母x的取值无关,求AB的值