【单选题】当 RIP 向相邻的路由器发送更新时,使用的更新计时的时间值是
【单选题】It is generally believed that gardening is______it is a science.
【单选题】It is generally believed that teaching is ______ it is a science.
【单选题】It is generally considered unwise to give achild __________ he or she wants. 21
【单选题】当RIP向相邻的路由器发送更新时,更新计时的时间值为多
【简答题】It is generally considered unwise to give a child_________ he or she wants. A. however B. whatever C. whichever D. whenever
【单选题】当RIP向相邻的路由器发送更新时,更新计时的时间为( )S。
【单选题】信息计量学的发展历程中,新世纪以来 的发现是最有影响的事件。