电磁铁磁极判断

Helen is ____friend ,she ____ last night.A:ours,visited usB:mine,visitedme She is writeing to her friend now 用last night改写 一首英文歌开始一个女生类似呻吟的声音节奏感强,大哥大姐们帮帮忙 求一首英文歌,女生声音比较沙哑背景音乐比较安静,像钢琴曲演奏或者小提琴.这首歌经典了很长一段时间.沙哑的声音很好听. she sings as beautifully as her friend.改为一般疑问句 will your mother come back soon[作肯定回答】 是shen your mother comes 还是will come 已知：如图,在△ABC中,∠ACB=90°,AC=BC,直线MN经过点C,且AD⊥MN于D,BE⊥MN于E求证：①△ADC≌△CEB②DE=AD-BE求证：①△ADC≌△CEB②DE=AD-BE 急求初中作文《阳光路上》600字 阳光路上作文600字 求《阳光路上》 初中作文600字! 阳光路上作文600字原创帮我个忙吧 作文：“阳光路上”600字. 一年中什么时候的正午,阳光下物体的影子最短 一天中太阳升的最高,物体影子最短的时间是___ 形容番茄炒蛋外表的句子跪谢!形象以点我是写作文 ___will your father come back.-in 2 days 横线上必须是how开头,应该填什么 形容小草外貌的语句 求一个题目为The library rules的作文(由5的must的句子构成) 以“感谢”为话题的初中作文（1000字左右） When you get home tomorrow night,you and I are going to be at the Wizards-Knicks game...courtside!Wizards是NBA的魔术队还是奇才队啊? When do you think your new book will ___?A.come out B.come from C.come up We must be quiet in the library. we must _____(be) quiet in the library. 同意表达we must keep quiet in the library please don't talk___in the library.We must be quiet here.填空急现在就要! 把We must keep quiet in the library改成一般疑问句 抗战时八路军是国民革命军第十八集团军,那新四军呢? 爱屋及乌英文歌曲有首歌叫爱屋及乌,是英文的,一男一女唱的,英文歌名是什么啊 i hope that we___home tomorrow.leave for/are leave/ are leaving for/can going to leave Are you going to leave home? He's going to leave at seven tomorrow moring.(改为一般现在时)He __at seven in the moring.注意;两道道代表两个空。He后面是两个空，接着便是原题。