As they walked in the store,the clerk came to greet them.walk to 和came to的区别?

问题描述:

As they walked in the store,the clerk came to greet them.walk to 和came to的区别?
能不能再举个例子?

As they walked in the store,the clerk came to greet them.came to方向是“来”,此句侧重点是the clerk 朝them“走来”,说话者此时站的位子在“them”这边.walk to方向是“去”,侧重点是说话者站在动作者的位子说....