I. Choose the word which is pronounced differently from the others.
1. A. clothes B. watches C. benches D. classes
2. A. read B. teacher C. eat D. ahead
3. A. books B. pens C. rulers D. erasers
4. A. kite B. twice C . swim D. pastimes
5. A. full B. tube C. blue D. fruit
6. A. thin B. thick C. thanks D .with
7. A. doors B. dogs C. floors D. maps
8. A. hour B. happy C. high D. hotel
9. A . tenth B. math C. brother D. theater
10. A. intersection B. eraser C. bookstore D. history