单项选择题

If the fire alarm is sounded, all residents are requested to ______ in the courtyard.

A．converge
B．assemble
C．crowd
D．accumulate
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单项选择题
A．decidedB．intendedC．settledD．determined
A．decided
B．intended
C．settled
D．determined
单项选择题
A．attendB．participateC．studyD．belong
A．attend
B．participate
C．study
D．belong
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