【单选题】What's the nationality of those who died in a western Oklahoma accident?
【判断题】耶林认为权利人有选择权利的自由,也有放弃权利的自由。
【单选题】If Canadian speculators believed the Swiss franc was going to appreciate against the U.S. dollar, they would:
A.
Purchase Canadian dollars
【判断题】电感式接近开关中的振荡器能产生一个交变磁场,当金属目标接近这一磁场,并达到感应距离时,在金属目标内会产生涡流,从而导致振荡衰减,以致停振。
【单选题】Canadian children are encouraged to learn both ______ and ______ at school.
【判断题】写好一篇学术论文,一般要重点关注下面三个问题:选题与题目的拟定;查阅文献;设计好论文的基本框架。