单项选择题

As the city has become increasingly ______ and polluted, there has been a growing realization that certain action is urgently needed.

A．flourished
B．boosted
C．congested
D．mingled
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This is but a ______ of the total amount of information which the teenager has stored.
A．friction
B．fraction
C．faction
D．fracture
单项选择题
She ______ her vacation so much that she didn't want it to end.
A．missed
B．budgeted
C．loathed
D．relished
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