【单选题】The Changjiang River is the first longest river in China. Which is the _______ river in China?
【单选题】The English first attempted to settle in Maine at the mouth of the Kennebec River in 1607.
【判断题】报文交换是指以报文为单位进行存储与转发的交换方式。终端发出的报文,由始发端交换机或人工座席接收并存储,然后根据报文报头所标识的被叫终端地址选择合适的路由把报文转送发出,直至到达被叫终端。
【单选题】Changjiang River is the first river in China.
【单选题】unemploy
A.
a creator of great skill in the manual arts
B.
physically or spiritually homeless or deprived of security
D.
process or result of becoming less or smaller
【单选题】不正规半日潮港是指:
B.
每天有两次涨潮和两次落潮,涨落潮时间, 潮差几乎相等的港口
C.
每天有两次涨潮和两次落潮,但涨落潮时间不等的港口
D.
一个月内有半个月是每天有两次高潮和两次低潮的港口