If you are planning to spend your money having fun this week, betterit-you've got some big bill

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• The computer system suddenly_____ while he was searching for information on the Internet.A．broke out
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• （8分）某个体商贩在一次买卖中同时买进两件上衣，每件都以a元出售，若按成本计算，一件盈利25%，另一件亏本25%，那么该商贩在这次买卖过程中是赚了还是赔本了？赚或赔多少？-七年级数学
• 方程xx-2+12-x=12的解是______；若关于x的方程ax+1x-1-1=0无实根，则a的值为______．-数学
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• The child was badlyby other people in the village.[ ]A. treatedB. consideredC. taken care ofD. looke
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• 当=时,关于的方程会产生增根.-八年级数学
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• 解方程：。-七年级数学
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• 10. The actor ______ us greatly with his wonderful performance and excellent English.A．movedB．intere
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• (8分)徒骇河风景区建设是今年我市重点工程之一．某工程公司承担了一段河底清淤任务，需清淤4万方，清淤1万方后，该公司为提高施工进度，又新增一批工程机械参与施工，工效提高-七年级数学
• When she came several days later, she found that all things still _______ where she had _______ them
• 分式方程1x-2=0的解是______．-数学
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• 设关于x的分式方程a-22-x=a-2x-2有无穷多个解，则a的值有（）A．0个B．1个C．2个D．无穷多个-数学
• 解分式方程：2xx+2-3x-2=2．-数学
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• 分式方程xx-3=x+1x-1的解为（）A．x=1B．x=-3C．x=3D．x=-1-数学
• 解分式方程x3+x-22+x=1时，去分母后可得到（）A．x（2+x）-2（3+x）=1B．x（2+x）-2=2+xC．x（2+x）-2（3+x）=（2+x）（3+x）D．x-2（3+x）=3+x-数
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• 解方程：-八年级数学
• 方程：的解为[]A.2B.1C.-2D.-1-八年级数学
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• （11·柳州）（本题满分8分）某校为了创建书香校园，去年又购进了一批图书．经了解，科普书的单价比文学书的单价多4元，用1200元购进的科普书与用800元购进的文学书本数相等．（1）求-七年级数学
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