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.
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单项选择题
A．It would do him good to go out for a while.B．He ought to do the first ten problems again.C．She could help him with the problems.D．He should be finished with the problems by two.
A．It would do him good to go out for a while.
B．He ought to do the first ten problems again.
C．She could help him with the problems.
D．He should be finished with the problems by two.
单项选择题
A．She thinks a hair dryer is a good gift.B．She wants to know what’s making all the noise.C．She isn’t stare how practical the man’s gift is.D．She can’t hear anything when the hair dryer is on.
A．She thinks a hair dryer is a good gift.
B．She wants to know what’s making all the noise.
C．She isn’t stare how practical the man’s gift is.
D．She can’t hear anything when the hair dryer is on.
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