【多选题】汉武帝时,张骞出使西域,开辟了“丝绸之路”,也从西域各国引进了许多饮食原料。下列选项中哪些是这一时期引进的?
【判断题】汉武帝时期张骞出使西域,开辟了丝绸之路。()
【简答题】()是非金融投资的主要资金来源,而资本形成是非金融投资的主要组成部分。
【单选题】汉武帝时,张骞两次出使西域,开辟了著名的:
【单选题】—Tim and Ted are twins, but in some ways they are different. Tim is more _____ than Ted. —You're right. Tim is quite good at playing beach volleyball. [ ]
【简答题】Men are usually quite good at map-reading but Tim is the (). 例外
【单选题】Tim kept changing _______ at the dance,In this way,he got to know quite a lot of girls.
【单选题】如果某股票的ß系数大于1,则对该股票的系统风险表述正确的