My father and mother are teachers.My father ( ) math.A:teach B:teaches My mother ()math.A:doesn't

第一个空选B teaches ; my father 第三人称单数第二个空填 A doesn't teach My father and mother are teachers.My father teaches math.My mother doesn't teach math.翻译：我的爸爸和妈妈都是老师.我爸爸教数学,...