When they heard the bad newsthey all looked _____at the master an_英语解答

When they heard the bad news
they all looked _____at the master and felt quite___.
用sad的不同形式填空,求详解.

人气：414 ℃　时间：2020-03-27 06:52:45

解答

sadly sad为什么？不是两个都是系表结构么？不是。第一个是副词，修饰look，第二个才是表语，形容词怎么分辨出look是系动词还是实义动词呢？