单词helping-verb
网络: 助动词
helping verb is a verb functioning to give further semantic or syntactic information about the main or full verb following it.
助动词起一个帮助说明语义和句法的作用，主要是帮助主要动词（的动作），这个主动词一般跟在后面。
Now that you"ve seen this list, do you understand what a helping verb is?
现在你看到这个助动词表了，你知道什么是助动词了么？