【单选题】凡在坠落高度基准面()m,有可能坠落的高处操作称为高处作业。(单选题)
【单选题】某公司员工都具有理财观念。有些购买基金的员工买了股票,凡是购买地方债券的员工都买了国债,但所有购买股票的员工都不买国债。 根据以上前提,以下哪一个选项一定为真?
【单选题】In 2012, U.S. core inflation was 2.1 percent. This inflation rate
A.
is lower than the inflation rate the Fed accepts as creating stable prices.
B.
is about equal to the inflation rate the Fed accepts as creating stable prices.
C.
is more than 2 percentage points higher than the inflation rate the Fed accepts as creating stable prices.
D.
None of the above answers are correct because the Fed has never associated an inflation rate with stable prices.
【判断题】“不知道,不相信”会阻碍人们创造奇迹。()
【判断题】The statement, "An increase in inflation tends to cause unemployment to fall in the short run," is normative.
【单选题】莎剧《奥瑟罗》中,奥瑟罗之所以轻信谗言,有强烈的嫉妒之心,是因为他:
【单选题】设向量组 线性无关,则下列向量组线性无关的是( )
【单选题】20世纪80年代中期,着手研究“亚健康状态”的学者是( )
【判断题】In the short run, a reduction in inflation tends to cause a reduction in unemployment.
【单选题】设向量组 线性无关, 则下列向量组线性无关的是( )