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

3. A. harmful /ˈhɑːmfʊl/                             B. slowly /ˈsləʊli/

 C. cloudy /ˈklaʊdi/                                 D. unique /juːˈniːk/

4. A. encouragement /ɪnˈkʌrɪʤmənt/         B. material /məˈtɪərɪəl/     

    C. embroidery /ɪmˈbrɔɪdəri/                   D. economic /ˌiːkəˈnɒmɪk/