Am is a linking verb.
Was is a linking verb.
it is a linking verb
Was is a linking verb.
Has is a linking verb.
No. The verb to become is a linking verb, and the verb to be is a linking verb, but they are two separate verbs.
No. When "calm" is a verb, it is a transitive verb, not a linking one.
it is a linking verb
"Did" is not a linking verb.
linking verb
linking verb
"It" is not a linking verb. "It" is a pronoun.