【简答题】They ___________ their success by holding a party and the ___________ lasted four hours.(celebrate)
【判断题】非共振荧光的波长大于共振荧光的波长,但小于吸收光的波长。
【简答题】常见万维网服务使用__________协议同TCP/IP网络上的客户端提供Web服务。
【单选题】All the guests at the party were dancing and singing happily _____ the electricity was cut off.