they have fallen in love for more than half a year

问题描述:

they have fallen in love for more than half a year
英语单句该错

fall in love 爱上某人,是个时间点发生的事情
而后面有more than half a year超过半年,是个时间段
显然不对,因为爱上某个人不可能要半年的时间
所以应该用 been in love 陷入爱中..才对
所以整句是they have been in love for more than half a year.