Marry is the one of the girls who_a gift for music while Tom is the one of the boys who_a
问题描述：
Marry is the one of the girls who_a gift for music while Tom is the one of the boys who_a
gift for sports.
A has;have Bhas;has C have;has
请说明理由
急急急急急急
答
B has; has
while前後是两个完整的子句
who 实际是指 Marry/Tom
都第三人称单数