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Let's analyze the words according to their IPA notation. ### I. Find the word which has a different sound in the part underlined. 1. **A. great**: /greɪt/ **B. treasure**: /ˈtrɛʒər/ **C. measure**: /ˈmɛʒər/ **D. pleasure**: /ˈplɛʒər/ - **Answer**: A. great (it has a different vowel sound compared to the others) 2. **A. ancient**: /ˈeɪnʧənt/ **B. cave**: /keɪv/ **C. cavern**: /ˈkævərn/ **D. agins**: /ˈeɪgɪnz/ - **Answer**: C. cavern (it has a different vowel sound and structure compared to the others) 3. **A. spectacular**: /spɛkˈtækjələr/ **B. structure**: /ˈstrəkʧər/ **C. sculpture**: /ˈskəlpʧər/ **D. picturesque**: /ˈpɪkʧərəsk/ - **Answer**: D. picturesque (the vowel sound in the first syllable is different) ### II. Choose the word which has a different stress pattern from the others. 4. **A. contestant**: /kənˈtɛstənt/ (stress on the second syllable) **B. picturesque**: /ˈpɪkʧərəsk/ (stress on the first syllable) **C. committee**: /kəˈmɪti/ (stress on the second syllable) **D. astounding**: /əˈstaʊndɪŋ/ (stress on the second syllable) - **Answer**: B. picturesque (it has stress on the first syllable, while the others have stress on the second syllable) 5. **A. imperial**: /ɪmˈpɪriəl/ (stress on the second syllable) **B. spectacular**: /spɛkˈtækjələr/ (stress on the second syllable) **C. historical**: /hɪˈstɔrɪkəl/ (stress on the second syllable) **D. recognition**: /rɛkɪgˈnɪʃən/ (stress on the third syllable) - **Answer**: D. recognition (it has stress on the third syllable, while the others have stress on the second syllable) To summarize: 1. A. great 2. C. cavern 3. D. picturesque 4. B. picturesque 5. D. recognition