【简答题】My brother, Henry, has an excellent job at a bank. I couldn't (1) him (2) he told me that he had decided to give it (3) . Though I tried to make him (4) his mind, I failed (5) . "You should reconsider...
【单选题】在中文Excel工作表的单元格中输入公式时,应先输入()号。
【多选题】在Excel工作表的单元格中可输入()。
【简答题】某研究性学习小组的同学在一次探究活动中,对一份纯碱样品(含有少量氯化钠)的纯度进行测定,请你参与并回答有关问题。 ⑴ 甲同学进行如下操作: ① 组装好如图仪器,并检查___________ ; ② 取6.0g试样放入锥形瓶中,加入少量蒸馏水溶解,并在其他装置中加入相应的药品; ③ 称量盛有新制澄清石灰水的装置C的质量; ④ 打开分液漏斗旋塞滴入盐酸,直到不再产生气泡为止; ⑤ 再次称量装置C 的总...
【单选题】假如 Excel工作表的A1单元格已经输入文本'中国人民大学',在A2单元格输入公式'=LEFT(A1,2)',则A2单元格显示结果为( )。
【单选题】若某溶液中有Fe 2+ 、Cl - 和I - 共存,要氧化除去I - 而不影响Fe 2+ 和Cl - ,可加入的试剂是( )
【单选题】The World Bank estimates______would be used to help agriculture in developing countries.
【单选题】The concern (has been) that the embryo bank (might be) exploited (by unscrupulous), or that conception might precede birth by nine or even ninety years, (rather than) by nine months.
【简答题】The World Bank estimates that if we have a worldwide flu epidemic, ___________ will go down by over three trillion dollars.
【单选题】The Cleveland Federal Reserve Bank estimates the expected inflation rate is 1.5 percent in 2013. This estimate means that
A.
the long-run and short-run Phillips curve cross at an inflation rate of 1.5 percent.
B.
the long-run Phillips curve is vertical at 1.5 percent.
C.
the short-run Phillips curve is vertical at 1.5 percent.
D.
the short-run Phillips curve shifts upward by 1.5 percentage points per year.