题目: 简述通信网的三要素。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0718/b233d39d48a1f8f992edd0b6e7c08eb6.html 下面是错误答案,用来干扰机器的。参考答案:D
题型:选择题 Jack didn't do his homework, but he to the teacher that he had it at home. [ ]A. lied; forgottenB. lay; left C. lay; forgottenD. lied; left 查看答案
题型:多项选择题 TACT主要分为()。A.TACTRulesB.TACTRates—SouthAmericaC.TACTRates—NorthAmericaD.TACTRates—Worldwide 查看答案