11. A. protect B. belong C. alarm D. father
12. A. recent B. amuse C. Neighbor D. advise
13. A. water B. Amount C. reduce D. fifteen
14. A. twenty B. Party C. lesson D. enjoy
15. A. parent B. Research C. practice D. music
16. A. morning B. Happy C. arrive D. question
17. A. special B. return C. during D. nothing
18. A. lazy B. Palace C. invent D. after
19. A. Humor B. hurry C. program D. become
20. A. accept B. Children C. husband D. rubbish