数据分组的传输方式有（）和（）。_爱下问搜题

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问题填空题

数据分组的传输方式有（）和（）。

答案

参考答案：数据报；虚电路

完形填空

Everyone has his dream. ＿1＿do I .In ten years, I think I will be a reporter. I’ll live in Shanghai, because I went to Shanghai and ＿2＿in love with it last year. I think it’s a really beautiful city. ＿3＿ a reporter, I think I’ll meet lots of interesting ＿4＿.I think I’ll live in 5 apartment with my best friends, because I don’t like living 6 . I will have pets. I can’t have 7 pets now because my mother hates them and our apartment is too small. So in ten years, I’ll have many different pets. I might even keep a pet parrot. I’ll probably go skating and swimming 8 . During the week, I’ll look smart, and probably will 9 a suit. On weekends, I’ll dress more casually. That’s my dream. I’ll work 10 to make it come true.

问答题简答题

常用计算儿科药物剂量方法有哪几种?各有何特点。