21. As a famous songwriter, when interviewed on TV, he said _______ was more important in his life than songwriting.
A. something B. everything C. anything D. nothing
22. — It has been a long time since we saw our former class teacher.
— Yes, but to our delight, we ______ her at the reunion at the end of next month.
A. saw B. will be seeing C. have seen D. had seen
23. — Is there any possibility _____ Putin will be elected as president of Russian again?
— Maybe.
A. whether B. that C. what D. which