1. A. killed /d/ B. listened /d/ C. perfected /id/ D. preferred /d/
2. A. opens /z/ B. books /s/ C. mistakes /s/ D. notes /s/
3. A. oranges /iz/ B. changes /iz/ C. dances /iz/ D. notes /s/
4. A. pens /z/ B. apples /z/ C. finds /z/ D. likes /s/
5. A. decided /id/ B. posted /id/ C. stopped /t/ D. needed /id/