II. Choose the word (A, B, C or D) whose main stress is placed differently from the others in each group.

3. A. vegetable /ˈveʤtəb(ə)l/               B. encourage /ɪnˈkʌrɪʤ/

 C. Italian /ɪˈtæliən/                          D. traditional /trəˈdɪʃənl/

4. A. sufficient / səˈfɪʃənt /                  B. nutritious / nju(ː)ˈtrɪʃəs/

    C. adolescence / ˌædəʊˈlesns /        D. unhealthy / ʌnˈhelθi /