A. Choose the word that has the underlined (letters) pronounced differently from the others.
1. a. gulf b s urface c. s ubmarine d. c urrent
2. a. ocean b. unders ea c. ben eath d. d eep
3. a. poor b. t our c. act ual d. gr oup ,
4. a. tiny b. device c. krill d. migrate
5. a. think b. dep th c. fur ther d. brea the
B. Choose the word whose main stress is placed differently from the others.
6 a. maintinsb. marine c. challenge d. device
7. a. investigateb. information c. submarine d. independent
8. a. organism b. environment c. temperature d. satellite
9. a. carnivore b. entrapment c. technology d. Atlantic
10. a. secret b. ocean c. migra te d. herbicide