I. Find the word with different sound in the underlined part in each line. (1.0point 1. A. ahead 2. A. stayed 3. A. holiday 4. A. buffalo 5. A. country B. bread B. washed B. lazy B. unhappy B. city C. pleasant D. seat-belt C. filled D. annoyed C. take C. pollution D. vacation D. structure C. come D. couch