单项选择题

Police in Colombia arrested four men accused of______.

A．hiding evidence of an air crash
B．stealing passengers' belongings
C．theft and attempted extortion
D．selling stolen aircraft flight records
<上一题 目录 下一题>
热门 试题

单项选择题
The practical use of radio waves brought about______.
A．new machines for planes
B．a radio directing and ranging device
C．new radio sets for RAF bombers
D．a discovering device
单项选择题
The British used radio waves because they______.
A．were more exact than sound waves
B．could not be discovered
C．could pass through fog and clouds
D．were easier to use than sound waves
相关试题