I’d like to take this _________ to thank my colleagues for their support.
A. subject
B. opportunity
C. lesson
D. course
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She had a _________ to his friend who helped him a lot in the hard time.
A. debt
B. job
C. career
D. money
He was afforded a _________ upon completion of his course of study.
A. record
B. grade
C. certificate
D. debt
In other words, the worst thing that one can do is to ________ oneself.
A. keep
B. cheat
C. have
D. do
During their short stay in Beijing, they hope to have a real ________ of Beijing and even China's economy.
A. know
B. knowing
C. under
D. understanding