根据要求改写句子.例:Thisisabottle.改:Itisn'taglass.
1.weshoulddothesethings.改:we_thesethings.
2.例:howoldisMary?youcanaskLily.
youcanaskLilyhowoldMaryis.
whatdoesheoftendoyoucanaskhim.
YOUcan_himwhat_____.
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