Exercise 1: Find the word which has a different sound in the part underlined. 1. A. played B. frightened C. excited D. bored 2. A. traffic B. pavement C. plane D. station 3. A. nearest B. head C. bread D. health 4. A. traffic B. station C. safety D. plane 5. A. enter B. vehicle C. helicopter D. mention 6. A. ahead B. healthy C. seatbelt D. bread 7. A. traffic B. pavement C. plane D. station 8. A. stopped B. washed C. fastened D. walked 9. A. joined B. performed C. paraded D. prepared 10. A. hand B. transport C. character D. celebration 11. A. washed B. attended C. decided D. disappointed 12. A. hey B. obey C. grey D. honey 13. A. recycle B. vehicle C. helicopter D. reverse 14. A. many B. classmate C. grade D. gravy 15. A. head B. great C. death D. bread