themostimportantthingforone'shealthis____(have)plentyofexercise.
孙进生回答:
themostimportantthingforone'shealthishaving(have)plentyofexercise.
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themostimportantthingforone'shealthis____(have)plentyofexercise.
孙进生回答:
themostimportantthingforone'shealthishaving(have)plentyofexercise.