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12个万、26个1和32个百分之一组成的数是( ) 1.The samples ()in quality but were generally acceptable.A.variedB.changeC.disagreedD.exchanged2.All the Chinese people are expecting the governments four billion financial plan ()around the country,()to improve the current economic situation.A.carri 征文 《我的2012》 征文 《幸福2012》 2012的国庆征文怎莫写?急!要500字的,快,在等,。。。我要的不是这个 2012初一暑假征文是什么主题是29中的 求题材!征文:2012星愿(想象)题材多点吧 应该是舞曲之类的,soundhound查不到. 力矩的方向(+—) 我不要什么顺时针之类的概念,我懂,就是在题里正负不懂!看图就这个,为什么左边正 右边负?还有这幅图里的剪力和力矩的正负着实让我很蛋疼! 1.We came to a place,___stood a big tower.A.which B.where空格是做主语的.但为什么能用状语where 引导地点状语从句?我用which 引导一个非限制性定语从句不行吗?2.You may take anything ___.A.you want B.which you want c. 一、_____it rain tomorrow,we would have to put off the visit to Mount Tai.A、 wereB、 shouldC、 would二、If it were not for the fact that she_____sing,I would invite her to the partyA、Couldn'tB、shouldn'tC、can't三、What would have happe 哪些五谷杂粮含糖分低 ISO是International Organization for Standardization的简称,其中文的含义----国际标准化组织.这句话对还是错? 相机中IOS点是怎么回事 以下of和for区别?International Organization for Standardization(ISO) 和Organization of Petroleum Exporting Countries(OPEC).为什么一个用for另一个of,可以都用for或者是of吗? international organization for standardization 这几个单词的音标是什么 菊粉,食用经酶转化形成IOS,它是什么菌?是英文的缩写吗? 一批水果,第一次运走这批水果的九分之二,如果再运走15吨,则剩下的比运走的一样多,这批水果多少吨?给 过一个球球心的力是使球顺时针还是逆时针转动?另外球受力平衡时,所受的力是使球以哪一个方向转动怎么看?求教! 吃蔬菜会发胖吗 The world Expo 2010 is being held at a time ( )the world is looking for a new kind of balance between nature and citiesA whenB whereC whichD thatwhere did you see him for the first time It was in the factory ( )we workedA thatB whereC whichD when Chi 1、When we met in the street the other day,he____ me a cigarette,but I refused.A.offered B.provided C.supplied D.bought2.Mum is coming.What present ______ for your birthday?A.you expect she has got B.you expect has she gotC.do you expect she has got 第一个选择题是选正确的选项,A选项是相互作用的一对静摩擦力,若其中一个对系统做正功,另一个对物体一定做负功,不会引起系统机械能的变化,很多试卷上这道题的答案都没有A,但我觉得A对. 双层巴士靠站后,上车乘客向上层后方走动,此时重心( )A向前上方移动 B向后上方移动 C向上移动 D不变请说名原因, 那位大虾告诉小弟一下怎么判断顺时针力矩还是逆时针力矩?好像是把力的作用点和轴连起来,然后怎么看啊? 水果点店有一批水果第一次卖出了总数的40%.第二次卖出了总数的三分之1.还剩1200千克.这批水果原有多少千克? 为什么 若主动轮顺时针运转,带对主动轮的摩擦力为逆时针,带对从动轮的摩擦力为顺时针 ames Blunt --- You’re Beautiful 这首歌的中文翻译每句歌词的中文翻译 高悬赏 用中文读英文的You're Beautiful.不用翻译 一道易混有难度的高中英语选择题___the 2000 Olympic Games will be held in Beijing is not known yet.a、whenever b、if c、whether d、that 设f(x)=lim(sint/sinx)^x/sint-sinx 确定其间断点,并指出类型t→x时! 力平行与转轴为什么力矩为零M=RXF(向量形式)M=rXfxsina 根据这个公式力矩应该为fxr啊 为什么是0呢