问题

Which of the following underlined parts is different in pronunciation from others
A:She has worked abroad for a year.
B:We took a boat to the island.
C:He worked hard to achieve his goal.
D:Your long winter coat is over there.;
B:We took a boat to the island.
C:He worked hard to achieve his goal.
D:Your long winter coat is over there.;
正确答案是: