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高一英语选择题1.PumpkinsarebelievedtohaveoriginatedinnorthAmerica,seedsfromrelatedplantshavebeenfounddatingbackto7000bc为什么填的是where而不是which2.Thechildrenwereplayingvideogamesonline,completelyi

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高一英语选择题1.Pumpkins are believed to have originated in north America,___seeds from related plants have been found dating back to 7000bc为什么填的是where而不是which 2.The children were playing video games on line,completely___in the pleasure of games这里又该填填什么 帮我分析下 谢谢拉
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答案和解析
1.north America在从句中做状语而不做主语或谓语 2.可以填absorbed,indulged~~