Choose the word which has underlined part is pronounced differently from the others by circling

I. Choose the word which has underlined part is pronounced differently from the others by circling A, B, C or D.
 
1. A. books   B. pens    C. keys   D. tables
2. A. stayed   B. cleaned   C. exchanged    D. looked
3. A. route   B.should   C. amount   D. could
4. A. want   B. have   C. had   D.can
5. A. mention  B. question C. dictionary     
    D. intersection
6. A. visited   B. looked   C. stopped   D. missed
7. A. have    B. hour   C. hate    D. high
8. A. clothes    B. watches   C. brushes   D. houses
10. A. casual   B. sale   C. sleeveless   D. slit
11. A. wanted   B. played    C. needed   D. collected
12. A. internet.  B. information    C. violent   D. opinion