【单选题】According to text, what is beyond the ability of Europe's failing firms now is ______.
A.
to defect American competitive rivals.
B.
to comply with different laws.
C.
to escape the control of governments.
D.
to negotiate with their creditors.
【简答题】当一束自然光以布儒斯特角入射到两种媒质的分界面上时,就偏振状态来说反射光为__________光,其振动方向________于入射面.
【单选题】Which of the following is implied in the text?
A.
Europe as a whole turns its back on poor immigrants.
B.
European countries have a standard for political safety.
C.
Germany only handles applications of persecuted migrants.
D.
Other European governments will follow Germany's suit.
【简答题】自然光以布儒斯特角入射到两种媒质的分界面上时,就偏振状态来说反射光为完全偏振光,其振动方向 _______ 于入射面。
【单选题】自然光以布儒斯特角入射两种媒质的界面,反射光的偏振状态是【】【图片】
A.
部分线偏振光,光矢量垂直入射面的分量多一些。
B.
成为线偏振光,光矢量平行入射面的分量多一些。
【简答题】当一束自然光以布儒斯特角入射到两种媒质的分界面上时,就偏振状态来说反射光为()光,其振动方向()于入射面。
【单选题】It can be inferred from the text that Europe's quest for more liberal economies may be ______.
B.
dubious but profitable.
C.
slow and contradictory.
D.
fragile but promising.
【单选题】We can learn from the text that road accidents in Europe are mainly caused by _____.
A.
drivers falling asleep at the wheel
B.
long-distance lorry driving
C.
cars without a safety system
D.
drivers' sudden changes in steering
【单选题】In the last six to nine months,teens in the US to text messaging in numbers twice that in Europe and Asia.
【判断题】机场控制区是在机场内根据安全保卫划分的区域