II. Choose the word (A, B, C or D) whose main stress is placed differently from the others in each group.
- A. evidence /ˈevɪdəns/ B. existence /ɪgˈzɪstəns /
C. experience /ɪksˈpɪərɪəns/ D. appearance /əˈpɪərəns /
- A. energy / ˈenəʤi / B. consumption /kənˈsʌm(p)ʃən/
C. efficiency / ɪˈfɪʃənsi/ D. volcano /vɒlˈkeɪnəʊ /