9.Neither Tom nor his parents ________ at home.
A. is
B. are
C. has
D. was
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10. "________ twenty dollars a big sum to her?""I suppose so."
A. Will be
B. Is
C. Are
D. Were
11. More than one worker _______ dismissed.
A. have been
B. are
C. has been
D. has
12. Many a student ________ the importance of learning a foreign language.
A. have realized
B. has realized
C. have been realized
D. has been realized
13. Her politics ________ neither conservative nor liberal.
A. is
B. are
C. was
D. has been