问题标题:
OnOctober31st,knownasHalloween,dozensofchildren________costumesknockattheirneighbor'sdoorsandyell“TrickorTreat”whenthedoor________.Aputtingon;isopenBdressedupin;opensChavingon;isopenDwearingon;open
问题描述:
OnOctober31st,knownasHalloween,dozensofchildren________costumesknockattheirneighbor'sdoorsandyell“TrickorTreat”whenthedoor________.
A
puttingon;isopen
B
dressedupin;opens
C
havingon;isopen
D
wearingon;open
李霄回答:
序号参考答案1B
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