【单选题】Boeing Inc. has criticized The Airbus Company's competitiveness on the grounds that Airbus benefits from:
A.
Import tariffs protecting Airbus in the European market
B.
Import quotas protecting Airbus in the European market
C.
Lenient environmental standards of European governments
D.
Production subsidies supplied by European governments
【单选题】--Shopping with me, Tina? --Sorry, I have much homework _____. [ ]
【单选题】According to the passage, Airbus and Boeing shared the following challenges EXCEPT______.
A.
financial trouble of potential customers
B.
labour dispute with their employees
C.
risk of oil price higher than $100
D.
difficulties in developing new aircraft
【单选题】—Hello!May I speak to Tina, please? — Sorry, I'm afraid you have the wrong __________. [ ]
【单选题】Boeing executives found the announcement of Airbus 'provocative' because______.
A.
Airbus received higher subsidies than Boeing
B.
Airbus received new subsidies while the old dispute remained unsolved
C.
Airbus didn't have to repay the newly announced subsidies
D.
WTO ruling is expected to be in Airbus's favour
【多选题】内部收益率作为评价投资方案经济效果的指标,其特点包括( )。
【判断题】ACN 数和飞机的总质量只有间接关系, 当 ACN 值小 于 PCN 值, 飞机 不 可以 无限制 使用该跑道 , 在一些特殊情况下, ACN 值可以在大于 PCN 值 5%-10% 以下时使用这条跑道,这样不会带来跑道使用寿命的缩短 。