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

3. A. surface /ˈsɜːfɪs/                           B. remind /rɪˈmaɪnd/   

    C. wander /ˈwɒndə/                         D. spacecraft /ˈspeɪskrɑːft/

4. A. minority /maɪˈnɒrɪti/                   B. expedition /ɛkspɪˈdɪʃən/     

    C. technology /tɛkˈnɒləʤi/             D. commitment/kəˈmɪtmənt/