【单选题】下面有关 for循环的正确描述是
B.
for循环的循环体可以包括多条语句,但必须用花括号括起来
C.
在 for循环中,不能用break语句跳出循环体
【单选题】下面有关 for 循环的正确描述是
B.
for 循环是先执行循环体语句 , 后判断表达式
C.
在 for 循环中 , 不能用 break 语句跳出循环体
D.
for 循环的循环体可以包括多条语句 , 但必须用花括号括起来
【判断题】duopoly in which two identical firms are engaged in Bertrand competition will not distort prices from their competitive levels.
【单选题】Ethan Marcotte在哪一年发表了文章《响应式网页设计》,定义了响应式网页设计的基础?
【判断题】无心磨外圆效率高,因此在大批量生产条件下,对轴类零件上的外圆,尽可能采用无心磨方法。
【单选题】In which of the following games is it clearly the case that the cooperative outcome of the game is good for the two players and good for society?
A.
Two guilty criminals have been captured by the police, and each prisoner decides whether to confess or to remain silent.
B.
Two airlines dominate air travel between City A and City B, and each airline decides whether to charge a “high” airfare or a “low” airfare.
C.
Two duopoly firms account for all of the production in a market, and each firm decides whether to produce a “high” amount of output or a “low” amount of output.
D.
Two oil companies own adjacent oil fields over a common pool of oil, and each company decides whether to drill one well or two wells.
【单选题】There are two types of markets in which firms face some competition yet are still able to have some control over the prices of their products. Those two types of market are
A.
monopolistic competition and oligopoly.
C.
perfect competition and monopolistic competition.
D.
duopoly and imperfect competition.
【单选题】下面有关 for 循环的正确描述是
A.
for循环的循环体语句中,可以包含多条语句,但必须用花括号括起来,花括号后面一定要加分号。
B.
for循环是先执行循环体语句,后判断表达式。
C.
在for循环中,能用break语句跳出循环体。