磷酸醋酸与甲醇反应

P有没有简单离子 SI C N呢? 前18号主族元素哪些没有简单离子 为什么? 第三周期简单离子半径最大的是什么最小的呢?第二周期呢?为什么 银赫唱的I'm yours原唱是谁 There are的中文 there are 的中文 -----------Are there any science labs?-----------yes,there are___ Whatever you do,do it by your heart 英语翻译a tie 在英文中有平局的意思也有领带的意思. 外贸函电 翻译pleased to enclose our Order NO. 333 for sizes mentioned in your latest catalogue.pleased to enclose our Order NO. 333 for sizes mentioned in your latest catalogue.是什么意思? We______ your terms satisfactory and now send you our order for your product a、believe b、find c、t if your shirts agree ____ the taste of our market,we will placing a trail order with you用介词填空 we thank you for your fax duplicating your order of october 12 for 500 doz.重复订单 发了一次订单后在发一次订单,发两次相同的订单是定一批货还是发了一次订单定了一批货,再发同样的订单,再定一批货,定 求恩雅 Somebody said goodbye 歌词 goodbye somebody How to keep loving you? 请问：How to keep you suffer miss korea韩剧什么时候更新 You said never to say goodbye ...you Yong like to be a feeling in the arms 求 miss A 的韩国官网 1.按要求改变以下单词： 同音词：one ____I____ wear ____ate____ no ____ see ____ son\dear\meet\hi\ate\hour\read,变同音词快 英语翻译翻译 ：For example,some advertisers have appealed to people's desire for better fuel economy for their cars by advertising automotive products that improve gasoline mileage. the cake is very delicious.please give me__one A.such a B.such another C.another such D a suchthe cake is very delicious.please give me__one A.such a B.such another C.another such D a such MISS A组合又不是很漂亮~怎么会在韩国现在红成这样~还是新人有俩个中国女孩~ miss A组合的霏在韩国的人气怎么样,在组合里的排名是第几～～?拜托告诉我 For example,you would want a search for aircraft to match plane翻译中文 英语翻译Type in,for example,"Eric Clapton," and a second later,a gleaming,pulsating,almost madcap oil spill of Claptonia-roughly seventeen and a half million web sites-will srun your senses. I want to know what is wrong with you这里的wrong是不是表语 楼顶阳台上建圆形游泳池,直径6米,水深1.5米,泳池底部要透光,用什么材料能承重?钢化玻璃?透明亚力克?就是那种在楼下室内,就可以看到泳池底部那种?想了解建一个这样的游泳池,要多少钱成 完形填空.Taiwan is in the south-east of China.It is the largest___1__ in China.Taiwan is rich in natural resources and is__2__ for bananas,rice and tea.Sun Moon Lake is one of the most__3__ places in Taiwan.The__4__ in Taiwan.The__5__ round the l 元素周期表高中要背到多少? people can (e )see kangaroos in Australia There are m( )kangaroos(袋鼠）in Australia.You can see them e( )outsidethe citiesand towns.填空!