Choose the word whose underlined part iss pronounced differently from the rest

1.Choose the word whose underlined part iss pronounced differently from the rest
1.A firstt           B.bird         C.fire        D.shirt
2.A Thursday   B turle        C nurse    Dfuture
3.A apple         B ant          C angel    D ax
4.A night          B autumn   C nose     D neck
5.A calf            B leaf         C lamp     D lion