If a verb is followed by the object of the verb directly and immediately, then it is a transitive verb. If the verb has an object for the action of the verb, then it is a transitive verb.
Intransitive verb does not have an object for the verb. Intransitive verbs will have a preposition or another word in between the noun and verb. It could be "to" or "at".
I told him the truth. - transitive verb
I told the truth to him.
I said to him the truth.
I said the truth to him.
I gave a gift to her. -- transitive verb
I gave her a gift.
I looked at him. - intransitive.
