问题

______theprogram,theyhavetostaythereforanothertwoweeks.[ ]
A:Notcompleting
B:Notcompleted
C:Nothavingcompleted
D:Havingnotcompleted
B:Notcompleted
C:Nothavingcompleted
D:Havingnotcompleted
正确答案是:
同类题型
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