Thepilotaskedallthepassengersonboardtoremain
问题详情:Thepilotaskedallthepassengersonboardtoremain______astheplanewasmakingalanding.A.seat B.seating C.seated D.tobeseating【回答】C. 单从结构上讲,remain后可用现在分词、过...
问题详情:Thepilotaskedallthepassengersonboardtoremain______astheplanewasmakingalanding.A.seat B.seating C.seated D.tobeseating【回答】C. 单从结构上讲,remain后可用现在分词、过...