Choose the word with the different pronunciation of the underlined part

I. Choose the word with the different pronunciation of the underlined part.
1. a, drive       b, drip       c, drill       d, drink
2. a, travel      b, trap       c, track     d, trace
3. a, dream     b, dream   c, treat     d, stream
4. a, drunk      b, drug      c, truth     d, trust
5. a, drop        b, stroke    c, drossy  d, tropical
 Các bạn có thể ghi âm của mấy từ ý không???