题目

一个小小的英语问题：students learn their lessons in class.they sit in the classroom listening to
students learn their lessons in class.they sit in the classroom listening to the teacher carefully.这儿listen为什么要加ing呢?

提问时间：2020-07-26

答案

they是主语,sit in the classroom是谓语,listening to the teacher carefully是现在分词做伴随状语,原句可改为they sit in the classroom,and listen to the teacher carefully at the same time ,但就没有那种同时发生的韵味了,英语中经常用分词,不定式做状语