Prepattern
[计] 预置模式
🗣️ 情景例句
Yes, I am.
是的，我是。
You should take the advice of your teacher.
你应该听老师的话？
Jim ran very fast, but Yu Yan from Class 1 ran faster. He began to catch up with Jim.
吉姆跑得非常快，但是1班的余延跑得更快。他开始赶上吉姆。