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15. A. here B. hour C. hundred D. rehearse
16. A. cough B. laugh C. enough D. high
17. A. collect B. clean C. city D. cracker
18. A. pottery B. melody C. modal D. profit
19. A. near B. clear C. dear D. learn
20. A. knocked B. needed C. founded D. wanted
21. A. played B. travelled C. planned D. watched
22. A. buffalo B. unhappy C. pollution D. structure
23. A. collection B. comic C. concert D. volunteer
24. A. bread B. really C. head D. death
25. A. walked B. crowded C. needed D. excited
26. A. early B. beat C. realize D. reader
27. A. holiday B. lazy C. take D. vacation
28. A. coop B. door C. food D. boot
29. A. nervous B. scout C. household D. mouse
30. A. safety B. tasty C. pancake D. nature

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