I. Choose the word that has the underlined part is pronounced differently from the others.
1. A. do B. mother C. brother D. sometimes
2. A. like B. nice C. pink D. rice
3. A. easy B. great C. cheap D. people
4. A. teacher B. kitchen C. children D. machine
5. A. study B. much C. subject D. music
6. A. machine B. school C. mechanic D. chemistry
7. A. party B. lovely C. sky D. empty
8. A. lazy B. relax C. teenager D. vacation
9. A. lunch B. kitchen C. machine D. couch
10. A. baseball B. vacation C. favorite D. literature
11. A. bus B. summer C. during D. buffalo
12. A. near B. seat C. tea D. cheap
13. A. thank B. that C. this D. those
14. A. near B. hear C. rehearse D. year
15. A. reader B. leave C. break D. each