II. Choose the word (A, B, C or D) whose main stress is placed differently from the others in each group.
- A. nomination / ˌnɒmɪˈneɪʃən / B. pollution / pəˈluːʃən /
C. innovation / ˌɪnəʊˈveɪʃən / D. celebration / ˌselɪˈbreɪʃən /
- A. volunteer /ˌvɒlənˈtɪə/ B. considerate /kənˈsɪdərɪt/
C. effective /ɪˈfektɪv/ D. resource /rɪˈsɔːs /