He was _________doing the same thing every day.
A. tired of
B. tired in
C. tired from
D. tired to
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They put __________ on quality rather than on quantity.
A. emphasis
B. emphasize
C. emphatic
D. emphasizes
Commerce is a bridge that links production with _________.
A. consume
B. consumption
C. consumer
D. consumptive
George ____________ the trend and opened his first shop online.
A. caught on to
B. caught on in
C. caught in on
D. caught up to
He thought he should retire to ____________younger entrepreneurs.
A. give up
B. give in
C. give way to
D. give away
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