17. A. a head B. the head C. Head D. head
16. A. improve B. develop C. change D. to change
15. A. few B. little C. much D. many
14. A. won B. has won C. wins D. had won
13. A. what B. which C. that D. ×
12. A. if B. although C. because D. because of
11. A. like B. possibly C. unlikely D. likely
10. A. importance B. important C. design D. possibility
9. A. come through B. come up C. come in D. come on
8. A. wishes B. needs C. wants D. hopes