18. A. regret B.disappointment C. surprise D.knowledge
17. A. worst B. chair C. best D.tea
16. A. yet B. only C. even D.still
15. A. knocked B. forced C. Pushed D.tried
14. A. Finally B. Meanwhile C. Sooner or later D.At the moment
13. A. small B. empty C. new
12. A. in fact B.by chance C.once more D.then again
11. A. Search B. Find C. Enter D.Book
10. A. fresh B. late C. bad D.unfair
9. A. with difficulty B. in a hurry C.with firm steps D. in wonder