Lexical verb
Carries the main meaning
Auxiliary verbs
Placed in front of the lexical verb
Direct object
The person, place or thing that receives the action of the verb
Transitive verb
Followed by a direct object
Intransitive verbs
Cannot take a direct object
Primary verbs
To be
To have
To do
Modal auxiliary
Can, could, would, will, shall, should, may, might, must
Active verb
The person or thing performing the action is emphasised as the subject
Possessive verb
The object is emphasised as the subject