【单选题】新生儿可从母体获得,但三个月到五个月后逐渐消失的抗体是( )
【单选题】If the exchange rate is equal to the ratio of the domestic and foreign price indexes,
C.
one currency is said to be overvalued
D.
one currency is said to be undervalued
【单选题】If the exchange rate changes from 3 Brazilian reals per dollar to 4 reals per euro,
B.
the euro has appreciated.
C.
the euro has depreciated.
D.
the euro could have appreciated or depreciated depending what happened to relative prices in Brazil and the Eurozone countries.
【多选题】以下哪项符合空调建筑设计的节能措施?
A.
空调房间避免布置在顶层,及有两面相邻外墙的转角处,及有伸编缝处
B.
免东西向开窗,采用单层外窗时,窗描面积比不宜超过 0.30数
【判断题】在测定测微器行差时应转动照准部位置而不应转动水平度盘位置,这样测定的行差数值中将受到照准部旋转不正确的影响,根据这个行差值来改正测微器读数较为合理。
【单选题】中国陆地面积最大.交界邻国最多.陪地边境线最长的省区是 O)
【判断题】If the exchange rate between the dollar and the Swiss franc changes from 1.8 to 1.5 francs per dollar, the franc depreciates and the dollar appreciates.
【单选题】Use the Figure in Q 8 ,If the exchange rate is pegged at $2.50 per pound::
A.
the pound will be overvalued.
B.
the pound will be undervalued.
C.
the British goods will become cheap in U.S. markets.
D.
the demand for the American goods will fall in British markets.
【简答题】生产要素主要包括什么?生产要素需求的特点是什么?