I've had ______ mild headaches all my life.
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He felt he'd been very restrained ______ .
We're trying to ______ linkages between these groups and financial institutions.
This show, too, was ______ sold out before it opened.
She has to __________ her passport before making a trip to South Africa since it will expire next month.
A. revise
B. retract
C. review
D. renew