数学题17-19怎么算

It's time for class.You'd better _____(not talkIt's time for class.You'd better _____(not talk ). 如图 化简 -|a|+|b+a|+|c-b|+|a-b| ———— -a ——0———c——d——————— -a ——0———c——b——— 英语翻译那个second序数词前为什么不加定冠词the 而是a?这句哈是绝对正确的哈...只是我不懂... He was made to clean the room a second time.那个second序数词前为什么不加定冠词the 而是a? 50分!找几篇作文!（1)以磨难为话题!（2）以失败为话题!（3)以微笑为话题!（4）以网络为话题!（5）以做一个（ ）的人为题!(6)以成长路上,她/他牵着我的手为题! The meeting room ought to be made ___all the time .A clean B cleans C cleaning Dto clean 作文.快的给50分.真的.个人的生活中都会有不同的经历和体验,或是伤心的,或是快乐的,或是成功的,或是失败的,或是.请你选择一件给你印象最深的事写一篇文章.字数300字左右. 过生日的惊喜作文 50分接着写!晚上我放学回来,屋子里的变化让我吃了一惊.家里有闪耀着的彩灯,五颜六色的挂饰,亮闪闪的墙纸,家里被打扮地非常漂亮.桌子上放着各类美食,龙虾、螃蟹、鸡 He found the room was clean.=He found the room ______. 英语翻译Dock appear when:1.You are not using small icons in taskbar2.Your taskbar are at bottom3.Taskbar buttons 'Always Combine,hide Labels'(edit the settings above in by right click on taskbar > Properties)Dock in the center:1.Unlock your taskb 求,形容人物神态的成语,形容人的样貌很美的成语,形容风景的成语. 英语翻译Residual share of love,relentless pain ；A man can not learn things,Was waiting for a woman to help him complete the.千万别找在线翻译.- -求求你们把意思理解清楚了.因为在线翻译出来的意思看不懂. 什么成语表达人心美的成语 can i help you you ( ) loudly.A had not better talk B not had better talk C had better not talk.选哪个 为什么 We’re in class.You’d better not_______A.talk B.talking C.talked D.to talk Please _____ in class.(not talk) 北师大版必修五英语单词录音 顺便附带单词mp3格式 北师大版高中必修英语单词表（急求） May i help you?和Can i help you?哪个更有礼貌?WHAT CAN I DO FOR YOU？可以以这两句起到等同的效果吗？ May I help you?(同义句转换) ACE球是什么意思 求with you in my head 歌词with you in my head,暮光之城的插曲之一,Unkle的~求这首歌的歌词~ he insisted that he ___to tibetA:was sent B:should be sent C:sentD:should send我想问为什么选B不选C虚拟语气不是should可省略吗?为什么会选B呢?能回答的太感谢了! he insisted that he __ __ to the front这个句子要是选择题的话.给你A be sent B was sent .选哪个?是不是AB选项不能出现在同一题中？都可以选？ He insisted that he_____that and that he_____free.A.didn't do:was set B.hasn't dong:is setC.hadn't done:be setD.hadn't dong :should set选什么?为什么? 鲁教版七年级数学,112页习题6.7、、、 帮帮我吧 Can I help you?的同义词是什么What can I ____ fou you?怎么答? Can you help me?改为同义词? Can l help you?(写出同义词） ACE球为什么读“S球” 51又37分之13和51又36分之10那个大