The course normally attracts about 100 students per year, ______ up to half will be from abroad.
A.Who
B.of which
C.When
D.of whom
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Mary’s description of the party was so vivid that I felt as if I_______there.
A.would be
B.might have been
C.would have been
D.had been
Whether to favor urban development or the preservation of historical sites is especially controversial in China, where there exists rich history, diversified tradition and cultural ________.
A.surplus
B.deposits
C.accounts
D.receipts
As a(n) ________ and effective method, expressway noise barrier is a primary measure used to reduce traffic noise.
A.Correctional
B.flexible
C.Economical
D.investigative
Due to the reform and openingup, our living conditions, undoubtedly, have improved ________ over the past decades.
A.Considerately
B.Approximately
C.Appropriately
D.considerably