单项选择题

The technology exists to complement and______ the human mind.

A．amplify
B．enrich
C．stretch
D．enhance
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单项选择题
The middle-aged woman has been ______ with a serious illness for half a year; she is dying now.
A．laid down
B．laid off
C．laid up
D．laid in
单项选择题
Mary didn't ______the new rule that her father made of being home at 5 o'clock.
A．take in
B．take after
C．take on
D．take to
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