I. Choose the word whose underlined part is pronounced differently from the others in each group.
1. A. garden B. yard C. market D. warm
2. A. aerobics B. carrot C. lemonade D. correct
3. A. armchair B. sandwich C. chocolate D. school
4. A. ahead B. white C. behind D. hungry
5. A. stadium B. accident C. finally D. animal
6. A. bikes B. invites C. practices D. writes
7. A. island B. sports C. bookstore D. sister
8. A. leaf B. of C. half D. wife
9. A. talked B. looked C. lived D. stopped
10. A. throw B. clothes C. these D. gather
II. Choose the words that has a stressed syllable from the others:
11. A. distance B. unhappy C. different D. family
12. A. practice B. classmate C. complete D. answer
13. A. important B. partner C. dialogue D. pretty
14. A. question B. information C. invitation D. population
15. A. energy B. household C. student D. appliance