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最佳答案:&nbs...
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最佳答案:y甲=500x+500 y乙=600x当y甲=y乙时500x+500=600xx=5当y甲>y乙时500x+500>600xx
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最佳答案:Dear American Guest,On behalf of our school, I would like to express our warm we
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最佳答案:Written expressionIf you are a high school principal, you need to recruit a teac
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最佳答案:Teacher WantedI am the headmaster of XXX school,and we need a qualitified teache
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最佳答案:1因为爱德华在其他方面都不是很擅长,但他热爱体育,热爱橄榄球.在最先校长让他介绍的时候,他都没有很好地完成任务.现在校长给他这个机会让他介绍他最拿手的体育,也挽