酸碱混合ph计算公式

it is(very awful) to walk in wet and dirty streets划线提问 Forever Love Have Been Lasting~有语法错误吗 英语回答What are the advantages and disadvantages of these two types of family?a nuclear family or an extended family 指的是教育方面Some of these activities are perhaps more challenging than the assembly lines of the past,but the ultimate purpose is equally uninteresting. 新西兰health king,health life ,good health和最派克哪钟比较好?能推荐一些其他牌子吗? only through these comprehensive activities dose the body of a child get adequate movement.谓语在哪?does能省略吗?求相关知识,言简意赅 求好听的空间日志分类名～有特点日记分类名（我写日记用.等我找日记时候方便）我给20分哦 排序 England people left in the on do walk 每天坚持写日记的女生是个怎样的人说说有怎样的性格,偏好,内心想法,为什么呢 求生日快乐藏头诗一首!祝我亲爱的老婆生日快乐, 这几个字... Each year some of his money is given to the best scientists and writers of the world.的意思? She plays1.__ 2.__ 3.__ at least an hour every day.1.the 2.piano 3. I got up half an hour ago.(保持句意不变）I ____ ____ up for half an hour . She typed it an hour ago.改为现在完成时高悬赏！ After watching______TV,she played_____violin for an hour.A)/.../ B)the...the C)the.../ D)/...the为什么? “She has come here an hour ago”这句话对吗? 有没有人会写日记呀? do many people do on april fool's day 怎样与老师交往? 以秋为题的诗句 急求~~~~~帮帮忙,最少八句. look!there is a girl .on the playground A runs B running C to run D is running选什么 为嘛选这个 The boys and girls are _______ the running race in the playground. A. looking B. watching C. seeing填什么 她多聪明!翻译成（）（）she is! 初中和高中的哪些基本英语常识对高中的英语有帮助哪些具体的东西，我看了既可以用的 我们相亲相爱用英语怎么说? A boy is standing under the tree这句话如果把under the tree提到句首,那么怎么倒装啊? who is standing under the tree?A Tom is B Tom does The girl is standing under the tree.中的under the tree.怎么提问?希望广大帅哥美女前来帮助! 高中的英语与初中联系大吗 高中的英语与初中的英语联系大吗?初中英语学的非常不好,马上要上高中了,不知影不影象高中的英语?初中的那些语法都是半懂 高中的英语与初中相互联系吗? 高中的英语和初中的英语联系有没有?