【判断题】设p、q为任意的命题公式,则(p→q)↔( ¬p→¬q) 是永真式。
【单选题】You can borrow the bike______you bring it back.
【单选题】( )是 人类最早出现的认识过程,也是其他认识过程的基础 。
【单选题】听力原文: As you know we've been working with the Maclachlan Group, who has been providing interpersonal-skills seminars to our staff. A lot of these seminars are very important for our staff because they...
【多选题】德瓦纳、福姆布龙和蒂奇第一次明确地提出了战略性人力资源管理的概念,他们把人力资源管理划分为三个层次:
【单选题】You can set up a business quite easily providing that you _____ sufficient resources.
【判断题】In Britain, you can look at a stranger for as long as you like providing they are not standing next to you.
【判断题】支票分为现金支票、转账支票和普通支票。现金支票可用于支取现金,也可以进行转账;转账支票只能用于转账;普通支票可以用于支取现金,也可以用于转账。( )