After______in the street for two hours, the driver became furious.
A. having held up
B. having been held up
C. held up
D. being held up
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Agriculture is the country's chief source of wealth,wheat______by far thebiggest cereal crop.(2003.TEM-4)
A. is
B. been
C. be
D. being
Upon being questioned,he denied______the article.
A. writing
B. to write
C. having written
D. to be written
That young man still denies______the fire behind the store.(2001.1.CET-4)
A. start
B. to start
C. having started
D. to have started
______is not a serious disadvantage in life.(2001,TEM-4)
A. To be not tall
B. Not to be tall
C. Being not tall
D. Not being tall