In ‘She became angry ’, the verb ‘became ’ is a linking verb.
在She became angry一句中,动词became为连系动词。
牛津词典
If any word is improper at the end of a sentence, a linking verb is.
只有系动词出现在句末才是合理的.
期刊摘选
The subject and predicate nominal must be connected by a linking verb, also called copula.
主语和名词性述语之间必须用连系动词连接,连系动词也称为系动词.
期刊摘选
We can put an adjective before a noun or after a linking verb.
我们可以把形容词放在名词的前面或跟在一个连系动词的后面.
期刊摘选