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- 1二次函数的图像经过点D(0,7/9根号3),且顶点C的横坐标为4,该图像在x轴上截得的线段AB的长为6
- 2I don't remember__the boy by himself.A:who often came B:why she had left
- 3若有理数A,B互为相反数,C,D互为倒数,则3198×(a+b)+(1/cd)的2007的次方
- 4描写春天的文章(一定要名人除了朱自清)
- 5My brother is ten改为提问.
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- 7照样子成语接龙 洗心革面 面目前非 非同小可
- 8如图,在Rt△ABC中,∠C=90°,AC=4cm,BC=3cm,现将△ABC进行折叠,使顶点A、B重合,则折痕DE的长为( )cm. A.52 B.154 C.158 D.5
- 9Who made the ___ go there (divide)
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