【判断题】计数器除了可以对输入脉冲进行计数,还具有分频、定时、产生脉冲和执行数字运算等功能。( )
【简答题】水溶性维生素的化学性质都不稳定,在烹饪加工过程中都会引起破坏。
【简答题】导游人员在同时讲解佛教寺院、道教宫观、伊斯兰教清真寺时,要突出_____和与众不同之处。
【单选题】导游人员在同时讲解佛教寺院、道教官观、伊斯兰教清真寺时,要突出( ) 。
【简答题】导游人员在同时讲解佛教寺院、道教宫观、伊斯兰教清真寺时,要突出( )。
【单选题】If the price decreases in a country, what will happen? ( )
A.
consumer surplus declines
B.
consumer surplus rises
C.
producer surplus declines
【单选题】导游人员在同时讲解佛教寺院、道教道观、伊斯兰清真寺时,尤其是在同一次旅游中参观多出类似景观时,要突出( )。
【单选题】Which of the following is true about consumer surplus?
A.
Consumer surplus is how much more consumers have to pay than they are willing to pay.
B.
Consumer surplus is shown graphically as the area under the demand curve but above the supply curve.
C.
An increase in the market price due to a decrease in supply will increase consumer surplus.
D.
A decrease in market price due to an increase in supply will increase consumer surplus.