单项选择题

The building started with a steel ______ which was later filled in with bricks and concrete.

A．institution
B．terminal
C．sightseeing
D．framework
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单项选择题
This book does not have an ______ structure. Some parts are even contradictory .
A．integrated
B．informed
C．intensive
D．inward
单项选择题
Mother ______ into the room and kissed her sleeping baby.
A．crept
B．staggered
C．rushed
D．marched
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