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I'll analyze the pronunciation of each word and answer the questions. **Phonetics** 1. A. second: ˈsɛkənd, B. conclude: kənˈklud, C. solve: sɑlv, D. today: təˈdeɪ The underlined part that differs from the other three in pronunciation is in "conclude" (B), as it is the only one with an unstressed first syllable. 2. A. hard: hɑrd, B. vehicle: ˈviɪkəl, C. happen: ˈhæpən, D. babitat: (no IPA notation, but it's not a standard English word) The underlined part that differs from the other three in pronunciation is in "hard" (A), as it is the only one without an unstressed "u" sound. 3. A. weather: ˈwɛðər, B. increase: ˈɪnkris, C. cạch: (no IPA notation, but it's not a standard English word), D. deal: dil The underlined part that differs from the other three in pronunciation is in "deal" (D), as it is the only one without a "ˈ" (stress) mark at the beginning. 4. A. facing: ˈfeɪsɪŋ, B. change: ʧeɪnʤ, C. natural: ˈnæʧərəl, D. nature: ˈneɪʧər The underlined part that differs from the other three in pronunciation is in "change" (B), as it is the only one with a "ʧ" sound. 5. A. forest: ˈfɔrɪst, B. destroy: dɪˈstrɔɪ, C. soil: sɔɪl, D. rise: raɪz The underlined part that differs from the other three in pronunciation is in "soil" (C), as it is the only one with a short "i" sound (ɪ). **Primary Stress** 1. A. problem: ˈprɑbləm, B. number: ˈnəmbər, C. balance: ˈbæləns, D. appear: əˈpɪr The word that differs from the other three in the position of primary stress is in "appear" (D), as it is the only one with a stress on the second syllable. 2. A. water: ˈwɔtər, B. major: ˈmeɪʤər, C. destroy: dɪˈstrɔɪ, D. cancer: ˈkænsər The word that differs from the other three in the position of primary stress is in "destroy" (C), as it is the only one with a stress on the second syllable. 3. A. addition: əˈdɪʃən, B. factory: ˈfæktəri, C. endangered: ɪnˈdeɪnʤərd, D. survival: sərˈvaɪvəl The word that differs from the other three in the position of primary stress is in "factory" (B), as it is the only one with a stress on the first syllable. 4. A. respiratory: ˈrɛspərətɔri, B. ecosystem: ˈikoʊsɪstəm, C. environment: ɪnˈvaɪrənmənt, D. diversity: dɪˈvərsɪti The word that differs from the other three in the position of primary stress is in "environment" (C), as it is the only one with a stress on the second syllable. 5. A. introduce: ɪntrəˈdus, B. recycle: riˈsaɪkəl, C. material: məˈtɪriəl, D. illegal: ɪˈligəl The word that differs from the other three in the position of primary stress is in "introduce" (A), as it is the only one with a stress on the third syllable. Please note that I've made assumptions about the pronunciation of "babitat" and "cạch" since they don't have standard IPA notations. B. VOCABULARY Mark the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following sentences. 1. The service offers young people practical advice on finding a job. Answer: B. realistic 2. Air pollution is a major cause of respiratory diseases or lung cancer. Answer: D. main 3. Global warming can have serious consequences such as rising sea levels, polar ice melting and extreme weather. Answer: A. results 4. The loss of forests can damage the natural habitats of many animals and put wildlife in danger. Answer: C. demolish 5. The World Wild Fund aims to stop the process of destroying the planet's natural environment and to build a future in which humans respect nature. Answer: B. procedure Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following sentences. 1. It is illegal to hunt and fish in the National Park. Answer: D. lawful