Withdraw is the infinitive and yes, it is an irregular verb. You withdraw, you withdrew, you were withdrawn. Compare it to a regular verb such as want; you want, you wanted, you were wanted.
No, "withdrew" is not an adverb.The word "withdrew" is a verb.
It's an irregular verb.
It's an irregular verb.
Shake is an irregular verb. Shook and Shaken are also forms of this irregular verb.
Have is not like a verb it is a verb! It is an irregular verb.
irregular
Say is the irregular verb.
The verb "to be" is an irregular verb.
It is an irregular verb.
No. Withdrew is a past tense verb. It cannot be a preposition.
irregular verb irregular verb
It's an irregular verb.