判断题
正确(↓↓↓ 点击‘点击查看答案’看答案解析 ↓↓↓)
Hello, I can’t find the way to the bus station. could y...
单项选择题Hello, I can’t find the way to the bus station. could you tell how can I go there? Oh, just go down this road, turn ____ at the third cross, you will see. A、down B、right C、straight D、on
某人50岁,阅读习惯是40cm,近视度数为-1.0D,请问佩戴多少度数的老花镜觉得最为舒适? A、+0.75D...
单项选择题某人50岁,阅读习惯是40cm,近视度数为-1.0D,请问佩戴多少度数的老花镜觉得最为舒适? A、+0.75D B、+1.00D C、+1.25D D、+1.50D E、+0.50D
(3)OSI模型把通信协议分成几层? A、3; B、7; C、6; D、9;
单项选择题(3)OSI模型把通信协议分成几层? A、3; B、7; C、6; D、9;