【单选题】根据有效数字运算规则,算式 计算结果正确的是:
【单选题】Which of the following is NOT a reason governments interfere with comparative advantage?
A.
Governments attempt to achieve full employment.
B.
Governments promote economic development.
C.
National self-sufficiency in defense-related industries
D.
All are reasons governments interfere with comparative advantage.
【单选题】关于星期的表达正确的是:
B.
Est-ce que tu as l’heure?
D.
Quel jour sommes-nous?
【简答题】The problems that European governments need to deal with are linked to ______.
【单选题】根据有效数字运算规则计算,算式 的正确结果为: