Choose the word whose underlined part is pronounced differently from the others

Choose the word  whose underlined part is pronounced differently from the others:
1.A.ride B.excite C.ridden D.beehive\
2.A.pasture B.vast C.brave D.farm
3.A.cattle B.circular C.country D.collect
4.A.generous B.ger C.grassland D.guess
5.A.worked B.watched C.relaxed D.crowded