问题

Could you tell me _________—More than a month.
A: irport built
B: how often you go to Yangzhou-Taizhou Airport
C:how soon will Yangzhou-Taizhou Airport bebuilt
D: how long Yangzhou-Taizhou Airport has beenin service
B: how often you go to Yangzhou-Taizhou Airport
C:how soon will Yangzhou-Taizhou Airport bebuilt
D: how long Yangzhou-Taizhou Airport has beenin service
正确答案是: