Question

definition for present continuous tense

Answer 1

The present continuous tense is formed with the subject plus thepresent particle form (-ing) of the main verb and the present continuous tenseof the verb to be: am, is, are. ... "He" is the subject, "is" is the present tense of the verb to be and "swimming" is thepresent participle verb form.
hope it helps
mark as brainliest