4.Traditional folk arts of Tianjin like paper cutting ______ at the culture show of the 2010 Shanghai World Expo.
A. are exhibiting
B. is exhibiting
C. are being exhibited
D. is being exhibited
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5.Barbara is easy to recognize as she’s the only one of the women who _____ evening dress.
A. wear
B. wears
C. has worn
D. have worn
6.Such poets as Shakespeare ________ widely read, of whose works, however, some _____ difficult to understand.
A. are; are
B. is; is
C. are; is
D. is; are
7.At present, one of the arguments in favor of the new airport _______ that it will bring a lot of jobs to the area.
A. is
B. are
C. will be
D. were
8.Professor James will give us a lecture on the western culture, but when and where ______ yet.
A. hasn't been decided
B. haven't decided
C. isn't being decided
D. aren't decided