II. Choose the word whose main stressed syllable is placed differently from that of the other in each group. 1. A. houseboat B. motorhome C. apartment D. cottage 2. A. special B. modern C. wireless D. machine 3. A. appliance B. dishwasher C. countryside D. factory 4. A. robot B. locate C. iron D. cable 5. A. control B. giant C. solar D. software 6. A. computer B. helicopter C. future D. century 7. A. replace B. supply C. provide D. sorrow 8. A. city B. police C. village D. castle 9. A. surround B. mountain C. ocean D. countryside 10. A. apartment B. balcony C. appliance D. invention 11. A. future B. locate C. solar D. wireless 12. A. surround B. cottage C. robot D. planet 13. A. motorhome B. skyscraper C. appliance D. probably 14. A. temperature B. supermarket C. comfortable D. automatic 15. A. holiday B. camera C. internet D. location Giúp mình với ạ, mình đang cần gấp, cảm ơn các bạn