Should have pp是什麼意思?我可以只說should ?
母語人士的回答
Rebecca
Should have pp是用於表達過去的錯誤或失敗的表達式,因為它意味著您應該對未發生的過去做過〜。 Should have pp到p 。過去的部分總是位於p位置。因此,在這裡,僅使用should在語義和語法上是不正確的。例子: You should eat something before you go to school. ( You should have eaten something before you went to school. (我應該在上學之前先吃點東西。)