单项选择题

A．They’re expensive.
B．They’re much faster than hydrogen balloons.
C．They are more frequently used in the United States.
D．They’re a lot safer than hot-air balloons.
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单项选择题
A．The students should return to classes.B．There should be more issues to vote on.C．More students should come to the meetings.D．Last night’s meeting was badly managed.
A．The students should return to classes.
B．There should be more issues to vote on.
C．More students should come to the meetings.
D．Last night’s meeting was badly managed.
单项选择题
A．He’s late for social occasions but not for work.B．He’s a quiet person but likes to make grand entrances.C．He expects others to be on time but is usually late himself.D．He loses pay for being late for work but doesn’t mind it.
A．He’s late for social occasions but not for work.
B．He’s a quiet person but likes to make grand entrances.
C．He expects others to be on time but is usually late himself.
D．He loses pay for being late for work but doesn’t mind it.
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