II. Choose the word that has stress pattern different from that of the other words.
1. A. volunteer B. nation C. college D. hospital
2. A. orphanage B. participate C. vacation D. remote
3. A. comfort B. area C. happiness D. believe
4. A. volunteer B. effective C. tomorrow D. donation
5. A. gossip B. ethnic C. method D. campaign
6. A. voluntary B. academic C. application D. education
7. A. smartphone B. blackboard C. digital camera D. food processor
8. A. greenhouse B. blackboard C. tallboy D. pioneer
9. A. green house B. headphone C. website D. washing machine
10. A. concert B. award C. release D. compose