行列式计算

He showed them to his classmate.them划线提问,该怎么说?What did he show to his classmate?中间的tothem 指物品 请问提问中to可以省略吗？ It was cold and the roads were covered with thick snow.were covered 是什么时态 The OP 英语简写看到老外里经常在回复里有 the OP,从上下文来理解是指楼主的意思,不知道是什么简下. the news spread quickly,quickly划线提问 IF you do not play football this afternoon,-——————————————————————A so do i B Neither do i C neither will i D neither Ido 应该选哪个 理由 额 请问 the tank spread out quickly 这句啥意思? Parents should know ____ important education is to their children's future .A. that B. how这道题为什么选B? 美国缩写有the吗 Children are taught to ____{treat} parents and teachers with respect理由 北京天坛在哪里 单线触电为什么不能与零线构成回路?零线不也接地了吗?零线为什么要接地?工作接地是怎么回事?零线上可以接保险丝吗?好像家庭电路火线零线都接了保险丝,这样不是不安全吗?能通俗易懂地 How close parents are to their children____a strong influence on the character of the childrenA have B has C having D to have请给我个翻译 关于考点,如何分析之类 感激不尽 How close parents are to their children has a strong influence on the character of the children.翻译及为什么用has. 翻译clause of time,clause of condition,clause of cause无 How close parents are to their children__a story influence on the character of the children.A.haveB.hasC.havingD.to have【明明children就是复数嚒...咋答案是has..】 这个司机内心有愧尽管他逃脱了罚款 英语翻译 （conscience,narrowly,escape） 鸣____火车呼啸着飞奔而过.这个破折号的作用是什么 你们觉得是男孩孝顺还是女孩孝顺 let us _____(go)to the zoo to see the animals ,please 单项选择：“I hear there are many animals in the park.Let's go to the zoo.”“_____.”A.Right B.That's all right C.That's right D.All right Let's go to the zoo to see the a____( 琼花是什么样的. 焊接的电流回路是怎样形成的啊 为什么我们不会触电 琼花用英文怎么说 高分跪求琼花英文短写.急用. 琼花的花语是什么?还有她的英文是什么? 我想给自己取个英文名字,我叫许琼花我是个性格内向心地善良的女孩,自己刚刚开个小小的贸易公司．希望大家多多给予支持．谢谢! survive的用法?谢谢 求记忆的近义词,文艺点,二字 I have never been so e___ in my life.Well,I had a doctor's appointment Alive这个英文是什么意思 请问live,alive,living,live在英语里怎样表现“直播”的意思啊?同上.请把各种表达法都一一列举出，