1. **A. paddy** (The underlined part in "paddy" is pronounced /æ/, while in "learned" it is /ɜː/, in "oven" it is /ʌ/, and in "flight" it is /aɪ/.)
2. **B. oven** (The underlined part in "oven" is pronounced /ʌ/, while in "buffalo" it is /ʌ/, in "jungle" it is /ʌ/, and in "around" it is /aʊ/.)
3. **B. flight** (The underlined part in "flight" is pronounced /aɪ/, while in "jungle" it is /ʌ/, in "buffalo" it is /ʌ/, and in "paddy" it is /æ/.)
4. **D. giant** (The underlined part in "giant" is pronounced /aɪ/, while in "sound" it is /aʊ/, in "mountains" it is /aʊ/, and in "sunbathe" it is /eɪ/.)
5. **A. heritage** (The underlined part in "heritage" is pronounced /eɪ/, while in "various" it is /ɛ/, in "places" it is /eɪ/, and in "travel" it is /æ/.)
6. **B. luggage** (The underlined part in "luggage" is pronounced /ʌ/, while in "twice" it is /aɪ/, in "about" it is /aʊ/, and in "pieces" it is /iː/.)
7. **B. photo** (The underlined part in "photo" is pronounced /əʊ/, while in "about" it is /aʊ/, in "sound" it is /aʊ/, and in "luggage" it is /ʌ/.)
8. **B. sound** (The underlined part in "sound" is pronounced /aʊ/, while in "cover" it is /ʌ/, in "about" it is /aʊ/, and in "luggage" it is /ʌ/.)
9. **B. piece** (The underlined part in "piece" is pronounced /iː/, while in "plates" it is /eɪ/, in "places" it is /eɪ/, and in "travel" it is /æ/.)
10. **D. laughed** (The underlined part in "laughed" is pronounced /æ/, while in "garden" it is /ɑː/, in "mind" it is /aɪ/, and in "young" it is /ʌ/.)