The verb appear can be a linking verb or an action verb.
It is a regular verb
"Had" is the past of the verb have, a form of the verb 'to be'.
The verb 'is' is a form of the verb 'to be', a being verb as opposed to an action verb. The verb 'is' also functions as an auxiliary (helper) verb. The verb 'is' also functions as a linking verb.
Happy isn't any kind of verb; it's an adjective.
It is an irregular verb.
A linking verb
A linking verb.
The verb appear can be a linking verb or an action verb.
a regular verb.
An auxiliary verb
It is a regular verb
Is becomes a verb
Be is a state of being verb.
the infinative
The kind that's actually a noun instead of a verb.
1 form of verb