【单选题】韶山3型电力机车每台转向架制动倍率为35的制动器有()。
【简答题】在随机多址接入系统中,所有网络节点地位(),节点通过()获得信道的使用权。
【单选题】'Would you rather watch T. V. or go for a walk?' ______the T. V. program is good this afternoon, I think I need the exercise more.
【简答题】Word Bank conflict n. 冲突;矛盾 frustrate v. 使懊恼 awkward a. 令人尴尬的 tolerate v. 容忍;宽容
【单选题】__________of a word refers to those words that we use to label things as regards real objects in the physical world.