During our stay in Europe we visited many places of ______ interest, including several castles.
A. emotional
B. efficient
C. polished
D. historical
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When she heard it was snowing in the city they were going to, she _________ two more sweaters into her bag.
A. embarrased
B. polished
C. awaited
D. stuffed
Mary was a careful speaker; every word seemed to have been _________ before it is allowed to escape through her lips.
A. embarrassed
B. polished
C. curbed
D. awaited
Thanks to the __________ of air transport, everyone is free to go anywhere at any time.
A. embarrass
B. polish
C. efficiency
D. donation
In order to _______________ the physical exercise, you have to exercise regularly, and for at least half an hour each time.
A. open the door to
B. reap the benefits of
C. make the most of
D. get by