----- Nội dung dịch tự động từ ảnh ----- I. Find the word which has different stress pattern from the others. 1. A. prefer C. mother C. teacher C. dramatic C. chemical C. pollution C. village C. zoology C. historical B. enjoy D. agree 2. A. affect B. father D. picture D. scientific 3. A. artistic B. historic 4. A. medical B. national D. historical 5. A. affect 6. A. pollution 7. A. kangaroo 8. A. national B. happen B. picture B. employee D. fancy D. factory D. sociology B. medical D. chemical