2x^2-(a-2b)x-ab

2012年玄武区物理一模,麻烦把31和32题的答案发过来.Thank 灰姑娘好词好句 After hearing the bad news ,he seemed ____.A.sad B.to sad C.sadly D.be sad 求解cos100 cos140 cos160的值 母亲是(),是();我们是(),是()造句 have you ever seen a moon that looks unbelievably big?中文翻译 Mum looks much _____(sad)after hearing the bad news . 在课堂上用英文自我介绍?老实布置作业说用英文介绍自己 要高中水准的 不能太长 我好容易背~ 在课堂上他们彼此做了自我介绍 用英语怎么翻译? 课堂上,用英文简单的介绍自己我的内容是：我叫XXX,今年17岁.我是一个比较文静的大男孩,平常比较害羞,但是我长得十分帅.我平时喜欢读书和打篮球,我的偶像是卡隆巴特勒(Caron Butler )、凯文 Last year,we had an English teacher from the United States.We called him Mr.Black.He often told us,“English is very useful in the world.” He taught us very well.He was strict with us all.In class he always gave us more time to speak English.At fi This _______ is the most hardworking man I have ever seen在_______上填上单词 They each have a watch(改同义句)_______ _________ ________has a watch. After hearing the news.Everyone jumped up and down in_____(excite) 求2011年上海物理卷答案 they each have 200RMB.（改为同义句） 仿照我的母亲听我的我的儿子听我的,我的妻子听我的,造句 They each have dollars2同义句 they each have a backpack同义句 He felt astonished at the ()news.A.heart-breakB.heart-brokenC.heart-breakingD.heart-broke答案选择C,我选择了B不知原因 Hearing the bad news ,he felt (u ) 这个句子的语法正确吗?i'd like to know what sport do you like i felt deeply affected after read the news.after后read 是不是存在语法错误 牛津高阶英汉双解词典第七版如何使用 they have a new bike each.改为同义句.they have a new bike each.改为同义句.of them a new bike. They have a new bike each （改为同意词）of them a new bike ———— ———— They hove a new bike each.改为同义句 I read it every day in order ()my EnglishA,to improveB,improvingC,to describeD,describing why don't you take a picture of me 的意思要准确! why don't you draw a new picture?(改为同义句) dong',you,a,take,of,me,picture,why整理句子5分钟之内越快多得 可以加还有Of Faline这个名字怎么读要音标,最好有中文谐音,谢谢