单项选择题

A．Operate metal detectors.
B．Require each passenger to show photo identification.
C．Make a body search by hand.
D．Operate X-ray machines to screen baggage.
<上一题 目录 下一题>
热门 试题

单项选择题
A．A popular television program.B．A breakthrough in technology.C．A recent purchase.D．A new electronic store.
A．A popular television program.
B．A breakthrough in technology.
C．A recent purchase.
D．A new electronic store.
单项选择题
A．He was a Wall Street financier.B．He was a congressman.C．He did petroleum business.D．He began his career in the oil industry.
A．He was a Wall Street financier.
B．He was a congressman.
C．He did petroleum business.
D．He began his career in the oil industry.
相关试题