第1、2、3、4代通信技术是对()通信网络的按技术进行的划分。
A.长距离通信网络
B.中距离通信网络
C.短距离通信网络
D.无线通信网络
参考答案:B
Would you like ___ football or ___ piano?[ ]
A. to play, to play
B. playing, to play the
C. to play, to play the
D. playing, playing the
叙做个人商业用房贷款时,我行可完全委托评估公司对抵押物进行现场调查,我行客户经理可自行决定是否亲自上门调查抵押物。()