Exercise 1: Choose the word which has a different sound in the part underlined.
1. A. sound B. cloud C. found D. source
2. A. tool B. noon C. door D. school
3. A. crafts B. comics C. streets D. stamps
4. A. mention B. question C. action D. education
5. A. community B. computer C. museum D. customs
Exercise 2: Choose the word which has different stress position.
1. A. solar B.charity C. consist D. humor
2. A. return B. critic C. classic D. poet
3. A. electric B. linguistic C. magic D. divide
4. A. picnic B. servant C. exchange D. culture
5. A. economic B. botanic C. cosmetic D. specific