1. Going on a business trip three times a
month ……. too frequently
A. were B. be
C. are D. is
2. The displayed furniture ………. not for
sale
A. have B. has
C. is D. are
3. A number of people ……….been laid
off in the last two years. A. have B. has
C. had D. will have
4. Most of the information ………… not
reliable
A. were B. was
C. are D. being
5. The auditorium as well as the
libraries ……… being renovated. A. is B. are
C. have D. has
6. The directors and the sale
representatives …………. on a business
trip every month. A. going B. goes
C. go D. is going
7. He said that competent
managers ………….their employees. A. helping B. help
C. to help D. helps
8. The CEO announced that
sales ………… for three years. A. falls B. fall
C. had fallen D. have fallen
9. Fortunately, neither the driver nor the
passengers ……………… injured. A. had B. has
C. was D. were
10. The prime minister was ………….. in
a bribe scandal. A. improved B. involved
C. equipped D. concerned
11. This cellular phone is
superior ………………….. the
competitors in quality. A. for B. to
C. on D. than
12. Prices may be ………………… to
change without notice. A. subject B. engaged
C. payable D. consci