1x2求导

( )7.Good luck of your trip!_______________________________这里那个错了 Good luck in your new job.中为什么要用luck? ( )In order to______the diamond(宝石),they _____the manAsearch,search forBsearch for,search forCsearch,search forDsearch for,search my whole new My whole life came crashin是什么意思? The children have f____playing computer games中的空填什么 #include void mian() { int x,y; x=3; y=5*(++x); cout too用于一般疑问句吗Are those girlsplaying football,too?是对的,不是说too用于肯定句吗? Good luck in your exam 的下句回答是?— Good luck in your exam— _______.A.Thank you B.Good luck C.Good idea D.I'm sorry（以上是原题,请回答选项编号,并且做以分析.） 我国有禁止同源性饲料的法律条文吗?我想要问的是，有没有明确的条文规定 猪源的骨粉饲料或蛋白粉饲料不能喂猪我怎么查不到这样的法律条文 如何降低餐厨垃圾饲料化后存在的同源性风险? with can't the to hotel you the walk panda 连词成句怎么连啊 Computer games make many people feel ____ they're in real life.用like还是as,老师说是like,但like不是介词吗?还有一题,——I'm sorry to have kept you waiting long.——Never mind.I____ here for only a few minutes.A.have been B.waited many people feel 中 feel表示认为 跟think有什么区别 英语翻译我猜一个是快捷方式,另一个呢? 打勾的和下面两个 仿佛的近义词是什么啊快 最好2011年 11月21日19.06前回答 急用 非对称化合物举例 广东省惠州市惠东县~鞋业 译英语 仿佛近义词 融洽的近义词 Can you work out the math problem? A :let's me try B:How clever you are! C.I'd like it The morning air is cool and I think --interesting --a vet.A:that,be B:that ,to be C:it,to be D:it being 仿佛的近义词是? 广东省惠州市惠东县有哪几个高中? 广东省惠州市惠东县有关高中的问题广东省惠东县平山中学高中部在2012年有多少人考上本科的?不包含美术生. 细菌是不是个体,还是细胞? 所有细菌都是（）个体,有的细菌互相连接成（） 无与伦比这个词的来历! They do their homework before supper.(用Dick改写） To tell you the truth My dear.I am highly stunned and do not know what to say than to keep going and see what the future may bring for us.If my communication with you shall be fruitful let it be so.More important is for us to empty our thoughts and a