关于有限空间作业氧含量的合格范围

she ate some dumplings for breakfast.改为否定句 sheshe ate some dumplings for breakfast.改为否定句she ____ _____ ___ dumplings for breakfastshe visited the great wall yesterday.对划线部分提问—————————____ _____ she ( )Do you still remember the day when we went to the Great Wall?I can't remember it well,but --sometime last autumn?A.might it beB.could it have beenC.could it beD.must it have been不好意思，刚刚不小心按了ENTER，就把问题提交了… Even today I still remember the great fun we had( )games on the beach on those happy days. Please come and have a look（）Please come and have a look（） our school if you have timeA.in B.about C.at D.on 请过看一看我的新足球 please come and （ ）a（ ）（ ）my new football. They will have you(arrested)if you don't pay your taxes为什么不用原型 There is a book and three pens on the table,_____?A.isn't there B.aren't there C.isn't it D.aren't they 请问there is some piece of paper中be动词用单数还是复数 piece呢? There is a horse ----------every piece of paper ,but there isn't anying new -------today ‘s paper A.on in B.in on C.on on D.in in 为什么 there is a piece of paper,on it __ words"this is a pen"There is a piece of paper,on it __ words"this is a pen"A is B are C was D were 给你的朋友写一封信,向他(她)介绍上周你的学校旅行,不少于60个词,英语作文 那个there is a piece of paper on the desk.对a piece of 提问 是用how many 还是用how much 也.paper是不可数 如果换成______ _____ paper do you need?a piece,please.空的地方时选how many 还是 how much .有点忙然··· _____ the box there is nothing but a piece of paper?还有，请帮忙做下此题：Tom didn't help mother with housework,but he does now.(合并句子）Tom_____ _____ _____ _____ mother with housework.） 和美国人在一起 有什么比较好可以聊的话题吗现在和美国室友一起住 刚开始还可以问些问题了解对方 但现在大致都知道了 就没什么话题可以聊了 请问 有没有什么好的话题可以聊 即可以练 我喜欢一个女孩,最近和她聊天却不知道聊什么话题,我该怎么办?我跟她经常打打闹闹的,她人还可以,我请过她吃饭我喜欢她,可是她对我的态度一会很好一会很凶,我该怎么办,我想跟她表白但 英语高手进：Please come to the estate ______(agent ; agency) and have a look at the photos. 我很喜欢她,可就是不知道怎么找话题跟她聊天, 把Can I have a look at your photos?改为同义句 The old man injured his leg during the war.=The old man had __his_leg _injured__ during the war.横线上能改为a injured leg吗 如果不能解释下为什么谢谢 英语 Mary needs another three pers.同义句Mary needs ____ _____pens He has three pens.(three pens) 怎么提问? 女友更新的状态.Even the world betray you、I would stay with you fovever 改错here is nice backpack This is my book（变复数句）Those are his parents (变一般疑问句并做否定回答）yes it is（变复数句）就今天,越快越好! 变复数句子1there is a box here.2look!a woman doctor is coming here.3this is my teacher. there Is any bread here , Is是 单数形式 any是复数形式,为什么可以放在一句里用, IS this his teacher?(改为复数形式） This is woman teacher.(变为复数句） 用一根长88cm长的铁丝,可以焊接成一个长10cm,宽5cm的长方体教具,它的高最多是（ ）.】1、用一根长88cm长的铁丝,可以焊接成一个长10cm,宽5cm的长方体教具,它的高最多是（ ）.2、一个正方体的棱 用一根168厘米的铁丝焊接成一个长方体教具,长20厘米宽12厘米它的高是多少厘米 用一根88cm长的铁丝,焊接成一个长10cm、宽5cm的长方体教具,它的高最多是多少cm? 英语虚拟语气"it is time." The Power of Dreams 在本田标志中的含义