21. The CPI went up sharply，as was reported in the newspaper，mainly due to ____ 20%
rise in ______ food prices.
A. /；/ B. a; the C./；the D. a;／
22. --What will the year 2012 be like？
--Hard to say，but it might be like _______ day we have spent.
A. every B. each C. any D. none
23. The doctor assured the patient that there was ______ with her, but she could not help
worrying.
A. seriously wrong nothing B. nothing serious wrong
C. nothing seriously wrong D. serious nothing wrong
