空气中各种气体的含量

初中英语,急用! 初中英语阅读一．阅读理解（10分）In the US Summer vacation starts in early June and endsaround late August.Teachers will give summer homework.There are many classesandcamps for middle school students.They can beabout sports,cooking,bo 初中英语题1.Chinese can stop SARS from spreading ,and we can stop AH1N1___A. either B.as well as C. as well D. also2. I do not know if there ___ a sports meeting next month . If they ___it ,Imust get ready for it.A. is; They selected Tom,____ they liked ,as captain .为什么要用whom 初中英语自我介绍大约100词 求,.初中英语演讲稿 100词..初二英语 ,演讲稿 不限内容 ..100词 thanks ! 求任意五篇初中英语作文,不少于100词 初中英语 初中英语数词知识点周一我们讲课,请给我几个补充的数词方面的知识点,常见的就不用了,考点也可以,不要超范围,多一个点1分 上不封顶~ 初中英语首字母填空Les Brown,a famous speaker,tells a story of one of his friends,a salesman.His friend was t___ with money because sales dropped by 60％.Les asked him,"How many phone c___ are you making a day?" His friend answered,"Twenty-f 初中英语自我介绍60 .急 带翻译 英语翻译根据汉语提示写一组对话,要求不少于8句.提示：星期六下午,Bob到Alice家玩.两人就铅笔盒的直尺的英文名称、拼写及颜色进行了一段对话. 英语翻译 英语翻译1.去年,玛丽作为交换生来到广州学习2.她住在一个广州家庭里并很快适应了广州的生活3.为了了解当地的文化和习俗,她参加了粤语学习班和游览了广州的名胜古迹.4.此外,她还交了许 英语翻译1:他很好相处2:这项工作进展得很顺利3:这位老人不感到累4:会议期间他们提供了饮料5:小偷用刀子扎伤了他的手臂6:有两个人在事故中受伤了 英语翻译 英语翻译 英语翻译 英语翻译This is picture of Jim's rom.The walls are white and the window is big.You can see a photo of his family on the wall.The desk is near the window.You can see some plants and five flowers on it.A clock is on it,too.It is seven now.A soccer 英语翻译A country maid was walking along with a can of milk upon her head ,when she fell into the foll owing train of reflections,"The money for which I shall sell this milk will enable me to and what may be destroyed by vermin,will produce at le 英语翻译不少于一百字就可以,要带翻译的. 英语翻译 英语翻译 英语翻译 英语翻译一、数译英28 49 57 63 101 112 136 95 二、中译英1、我通常骑车去上学.2、他们坐火车去北京.3、你妹妹怎样去上学的?4.大约花费20min 初中英语选择题（过去式）1. In today's class,he listened to the teacher more carefully than I______.a didb doc wasd were2.I _____he late for school this morning?a hearb heardc have heardd am hearing请说明原因.谢谢.一个句 求初中英语六种时态总结 一般现在是 现在进行时 过去进行时 一般将来时 一般过去式 一般现在是 现在进行时 过去进行时 一般将来时 一般过去式 求总结 （概念 构成 动词变化） 谁有初中英语动词表 包括(原行,单三,现在分词,过去式) 写出下列动词的过去式stay______study______write______ 初中英语常用的不规则动词过去式.格式简单一点,最好是这样 GO WENT 一定要常用的哈. 求初中英语动词过去式的题多来点越多越好～ 初中英语常用不规则动词过去式和过去分词如题、