Ex 1: Choose the word which has the underlined part pronounced differently from the others.
1. a. books b. clubs c. hats d. stamps
2. a. character b. classmate c. happy d. photograph
3. a. speech. b. March c. machine d. children
4. a. worked b. cleaned c. watched d. stopped
5. A. chair B. chicken C. chore D. character
6. A. speak B. leave C. deaf-mute D. reach
7. A. named B. lived C. stopped D. grazed
8. A. tiger B. wisdom C. wife D. fire
9. A. lives B. works C. starts D. Stamps
10. A. hour B. help C. head D. hear