若有意义，则x的取值范围是-九年级数学

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• 25的算术平方根是A．5B．±5C．D．±-九年级数学
• 计算：-九年级数学
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• 若式子在实数范围内有意义,则x的取值范围是（）A．x＞5B．x≥5C．x≠5D．x≥0-八年级数学
• The teacher said that the sun _____ bigger than the moon.A． isB．wasC．hasD．have-高一英语
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• When he woke up,he found himself _________in bed and ________by some children.A．laying;surroundedB．l
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• -九年级数学
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• -八年级数学
• -八年级数学
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