Perfectivity
动词的完成式
🗣️ 情景例句
How do you know so much about fishing?
你对钓鱼怎么知道这么多？
I told him to come in and rest for a while.
我告诉他进来休息一下。
That's very late.Can the dentist see me now?
那就太晚了。牙科医生现在就不能给我看一下吗？