Here are the answers to each question:
1. A. massage (məˈsɑʒ) - The underlined part is "age" which is pronounced differently from the rest (ˈsɑʒ vs ˈdoʊsɪʤ, ˈkɛrəʤ, vɔɪəʤ).
2. A. switch (swɪʧ) - The underlined part is "itch" which is pronounced differently from the rest (swɪʧ vs ˈstəmək, mæʧ, kæʧ).
3. A. compassion (kəmˈpæʃən) - The underlined part is "sion" which is pronounced differently from the rest (kəmˈpæʃən vs kəmˈpəlʃən, kənˈkluʒən, kənˈsɛʃən).
4. D. heighten (ˈhaɪtən) - The underlined part is "ight" which is pronounced differently from the rest (ˈhaɪtən vs eɪt, weɪt, freɪt).
5. A. angle (ˈæŋgəl) - The underlined part is "angle" which is pronounced differently from the rest (ˈæŋgəl vs feɪs, peɪʤ, ˈeɪnʤəl).
6. B. until (ənˈtɪl) - The underlined part is "til" which is pronounced differently from the rest (ənˈtɪl vs əndərˈstænd, ənˈjuʒwəl, ˈəndərwɔtər).
7. B. reduced (rɪˈdust) - The underlined part is "duced" which is pronounced differently from the rest (rɪˈdust vs wɔʧt, kɔft, reɪzd).
8. B. without (wɪˈθaʊt) - The underlined part is "out" which is pronounced differently from the rest (wɪˈθaʊt vs θri, θru, θæŋk).
9. A. champagne (ʃæmˈpeɪn) - The underlined part is "pane" which is pronounced differently from the rest (ʃæmˈpeɪn vs heɪst, ˈmɛrəθɑn, lænd).
10. C. physicist (ˈfɪzɪsɪst) - The underlined part is "ist" which is pronounced differently from the rest (ˈfɪzɪsɪst vs ˈeɪnʧənt, ˈsoʊʃəl, kəˈmərʃəl).
Here are the answers:
1. Analyze:
The words 'average', 'general', and 'multiply' are stressed at the first syllable, whereas the word 'including' is stressed at the second syllable.
Answer: D. including
2. Analyze:
The words 'rescue' is stressed at the first syllable, whereas the words 'announce', 'complete', and 'appear' are stressed at the second syllable.
Answer: A. rescue
3. Analyze:
The words 'stranger', 'finish', and 'recent' are stressed at the first syllable, whereas the word 'behave' is stressed at the second syllable.
Answer: C. behave
4. Analyze:
The words 'adequate', 'vegetables', and 'interest' are stressed at the first syllable, whereas the word 'particular' is stressed at the second syllable.
Answer: D. particular
5. Analyze:
The words 'historian', 'appropriate', and 'ashamed' are stressed at the second syllable, whereas the word 'sociologist' is stressed at the third syllable.
Answer: D. sociologist
Here are the answers to the sentences:
1. B. 5-minute walk
2. B. to laugh
3. B. to drive
4. B. being surprised
5. A. does he
6. A. happened
7. A. objects
8. C. on
9. D. couldn't