教科版五年级科学

he must be bad.he must be very wise.用either...or连接 Edison must have been very clever,wasn’t he?这个句子中的疑问部分是不是错了,是不是应改为hasn’t he 如果不是,那为什么呢,不是根据must后面的动词形式决定的吗? 求linkin park的英文介绍,水平在高一能听懂就行,英语课演讲要用自愧自己英语水平太菜,希望各位lp迷可以帮写一篇,顺便在我们班推销一下lp...要简短些 he must be very busy today ,( )1mustnot he 2,isnot he 英语翻译在门后面 随便吃用英语怎么说 请随便吃 用英语怎么说 随便吃 用英语怎么说? 请您对以下题目给予具体解释,为什么这样做!以便下次不会出错,1._____is easy for us to do homework in twenty minutes.A That B What C It D This2.I have never been to Thailand ,but I love __________food a lotA Thai B Thai land C T 1.Many people in Gareden City are from __Canada__(对划线部分提问)______ ________ many people in Gareden City from?2.My favourite subject is __English____(对划线部分提问)__________ _________your favourite subject?3.Is there anything in y 您好,这是我归纳的考试中错题,请您给予具体的解释,想知道这样做的原因,以便下次不会出错,Where _______can we see this sign?A too B also C as well D elsewe must keep ________in the library .it's a ruleA quite B quiet C 请教您初中英语的考试题,在线等,急,谢谢!快考试了,请教您几道测验中的错题,一定要给予具体解释,不要单纯答案!感谢啦!Mr.Smith ,toghter with his children ,________come .Let's go now.A are B is 请问下面句子的说法可以吗?1.you should try not to be late again.2.you will try not to be late again.3.you'd better try not to be late again. 写出4种让受热体均匀受热的做法? 要求结合初中物理知识,撰写一篇小论文,600字左右 桌面上,用20牛的力竖直向下压它,桌面受到的压强是多少帕?用20牛的力竖直向上提它,则桌面受到的压强是多少帕? 一个质量为0.5kg的小球用绳子吊在倾角为a=53°的斜面顶端,斜面静止时,球紧靠在斜面上,绳与斜面平行,不计摩擦力,问将斜面向左平移许多少力,使小球刚好脱离斜面?斜面质量M.答案说是绳拉力 屋檐每隔一定时间滴下一滴水,当第5滴正欲低下时,第一滴刚好落到地面,第三滴与第四滴位于高一米的窗子的上、下沿,求：（1）此屋檐离地面的高度（2）滴水的时间间隔汗- - 我们老师说一 求解英语选择题 高手进!（ ）Although it was very late when John began doing the job,he managed with his friend's assistance,___before the building was locked.A.to be finished B.being finished C.finishing D.to finish为什么选D?整句话 看下这句语法正确吗?还有用词.It is without reservation that I endorse and support Miss Wang in her application for immigrating to Australia under the skilled worker category. 请问下面这个句子在语法上正确吗?In the following discussion,unless stated to the contrary,the universe is considered to be finite. 一按所给单词的适当形式填空1Can you( )(see)a hat on the bed.2Please( )(take)these things away.3Can you( )(bring)your new picture books here?4( )your frieng( )(like)sports?二单项选择1（ ）( )Henry and David like conmuter games?A.Are 并且她能解答许多我不会的很难的问题 用英语怎么说 1It s ______ in winter in beijing.The weather is c_____.2A______is coming.The leaves of the trees are getting yellow.3The weather is becoming warm.Itis s_________4Sue is staying in bed .She has a bad c_______and a high f_______5 You should take some 请随便吃点或喝点用英语怎么说? 已知二次函数f(x)=x²+bx+c 且f（0）=8 （3)若f（x）在区间【3,+无穷）上单调递增 求实数b的取值范围 已知函数f(x)=x 的绝对值/(X-1)-kx 使f(x)存在正数零点的K的取值范围为集合A,使f(x)存在负数零点的K的取值范围为集合B.（1）求A .B(2)当K分别为何值时,f(X)有一个零点?两个零点?三个零点? 函数 (24 12:42:39)已知a属于R,函数f(x)=x^2∣x-a∣求函数f(x)在【1,2】上的最小值 我要2011上海市松江区华高的高一新生暑假做业答案 求下列句式每个两个句子：1.主＋谓＋状 2.主＋谓＋宾＋~(老师在黑板上这么写的)3.主＋谓＋宾（间接）＋宾（直接）+ —（老师在黑板上也是这么写的）4.主＋谓＋宾＋宾补5.主＋系＋表回答 冀教版英语八年级上册Nnit6是哪课到哪课 英语翻译急,急,急.赶在10月20号,求你们了!