1瓶氧气多少立方

are you fucking kidding me?where is my question? DC 24V 转化成DC 5v的简单电路,要画出来的电路图的.（标出各元件的参数）稳定性一定要高啊 who is the tallest?Jack is as tall as John.John is not as tall as Bob.But ken is taller than Bob.Who is the tallest of the four? 世界who is the tallest? tallest,who,the,is?(连词成句） If it __ yesterday afternoon ,I would have gone fishing .A.had not been raining B.were not raining C.would not be raining D.should not be raining 并加以说明. __I__there,I would have gone yesterday.A Had,gone B should,go ()for the snow yesterday ,we would have gone to climb the mountain.a,if it were not b.had it not been c.if it was not d.were it not 求详解语法句式 Do not forget( ) us some fresh fish 中间应该加什么类型的词啊? went,bought,so,we,to,the,and,some,fish,for,it,supermarket.组成句子 the fish which we bought was not fresh.可以用that吗 Tony is the tallest boy ___ the three用介词 should have gone 和 must have gone的区别,是高中的语法可是忘记了.The house is dark.; the Browns ______ to bed.A.may go B.should go C.should have gone D.must have gone为什么选D不选c? According to what he complained about,something must have gone wrong with the computer,______?According to what he complained about,something must have gone wrong with the computer,_didn't it_____?这里没有表过去的时间状语,为什么用didn 能否帮我看看这是哪国语言?Logheaza-te folosind formularul LOGIN MEMBRI din stanga ecranului,introducand user-ul / parola alese它在说什么……只知道那个parola好象是密码的意思……别跟我说这是英语55555555555555555 英语中词根与词缀有什么区别? 帮我看看这是哪个国家的语言!ไหมคิดถึงเธอ ใครทำให้เธอนั้นหาย 帮我看看这是哪国语言?Die AK47 platziert ihre Einzelschüsse deutlich mittiger auf der Scheibe als das neue Gespann aus Galil und Famas,kann aber mit der Genauigkeit der von M4A1,AUG und SG552 nicht mithalten.谁能帮我把这段话翻译 帮我看看是哪国的语言qkh ujn rhf gc wq r ttd!``yh q wu g fhn yuo pgn q wu r uqf go...qdm yneg wq r ep you j q qtj hk...请告诉我这是哪国的语言..如果有空的话帮我翻译下,我追+分. 帮我看看这个分别是哪国语言?请帮我看看这几张图里面的书分别是哪国国家的语言~ 你明天忙吗?英语翻译 明天你会来吗用英文怎么表示 i ___come yesterday,but i couldn'tA was to have B ought to想问ought to 也表示应该做但没做 这里为什么不能用 i ___come yesterday,but i couldn't A.was to have B.must C.ought D.have to CREE Q5 LED灯泡能用在4.5V的电路中吗 什么情况下复合句(如While I was watching TV,he came in)中两个句子用过去进行时? Peter came in while /as I was watching TV.当Peter进来的时候我正在看电视.为啥不是当我在看电视的时候 peter进来了 “如果我忘了你,请你也忘记我..这是最好的结果”英文 我永远不会忘记你 英文怎么说? be afraid to do 与 be afraid of doing 有什么区别?Thank you! 怎样写好感恩母校 话题作文 写一篇小作文