取得《报检员资格证》的人员，1年内未从事报检业务的，《报检员资格证》自动失效。()
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A．originsB．resourcesC．rootsD．sources
A. origins
B. resources
C. roots
D. sources
Which of the following best defines the word "upshot" (Line 5, Paragraph 5)？
A. Outcome.
B. Uphold.
C. Achievement.
D. Project.
A．stepB．aspectC．stateD．phase
A. step
B. aspect
C. state
D. phase
In Old South, New South, Gavin Wright believes that ______.
A. the more investment the more returns in the South.
B. labour unions get in the way of development of the North.
C. more experts came to the South because of its climate.
D. the legal environment plays a part in the development of the South.
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