What is "VERB"?

VERB 

Verb has function as the "action" of the subject.

Types of Verb : 

1. Linking Verb ( to connect between Subject and Noun, Subject and Adjective, Subject and full verb) 
to be : is, am, are, was, were

2. Transitive and Intransitive Verb 
* Transitive Verb needs object 
example : I buy a book 
                     I cut the tree 
                     I bring a bag 
* Intransitive Verb doesn't need object 
example : I sleep 
                     I run 
                     I walk 

3. Regular and Irregular Verb 
* Regular Verb = play, played, played
* Irregular Verb =write, wrote, written 

4. Auxiliary Verb 
example : can, may, will, should, have to, must