the woman will never forget the day [ ] they first met

问题描述:

the woman will never forget the day [ ] they first met
A thatB on whichC on thatDwhich应选择哪一个,并说明,谢谢

B on which = when 做时间状语由于从句中they主语met 谓语(不及物不带宾语)只差一个状语,所以选on which B