Answer:
The verb to be has three different forms in the present tense: am, is, are.
Step-by-step explanation:
In the English language, the verb "to be" is the most irregular verb, which is normally a linking verb as well as an auxiliary verb in particular occasions, for instance when forming the passive voice.
This verb, verb to be, has different forms for Infinitive, Present, Past, Present Participle, Past Participle, Present Subjunctive, Past Subjunctive, and Imperative.
For the particular case of the present tense, the verb to be has three different forms: am, is, are