题目内容：

i usually breakfast at six o'clock every morning.but in this morning i___ breakfast at half past si
six .till now,i_____ for three hours

优质解答

第一个填have,第二个空填have been eating.
你打的不太完整,我猜的这句话意思是,我每天六点吃早餐,但今天我六点半吃的,到现在我已经吃了有三个小时了.