问题
仿写题，造句
has, he ,since, away, been , ago, years , China , from
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小题1: should , to ,green, what, we, do, live, a ,life
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答案
小题1:He has been away from China since years ago.
小题2:What should we do to live a green life?
题目分析：
小题1:句意：他离开中国已经有好几年了。since years ago自从几年前，since主句用现在完成时。
小题2:句意：我们应该做什么才能过上绿色的健康生活。to do表示目的。
