*Has is used for a third person ( noun or pronoun), to denote possession. He (Jack) has, she (Isabel) has, and it( the cat) has. *Have is used for the other nouns and pronouns: I have a pen (or pens), We have a pen (or pens), You (singular&plural) have, They have. **Has and Have are also used as helping verbs in forming the present perfect tense -- not as indicator of possession-- : -I have told her. She has told me. We have told you. You have told me. They have told me.He has told them (or her). ***The past tense form of Have and Has is Had.. it works for all nouns and pronouns to indicate possession (in the past): -I had a nice car. She Had a blue skirt. We Had time for it. or as a helping verb to form the past perfect tense: I had seen her. Wed Had seen them. He had read the letter etc. ****Have and Had are also used to indicate eating drinking etc. I have breakfast. We had dinner. They had nice time last night.

I, You, We, They = (use) Have She, he, it(an animal, a plant, thing; singular)= (use) has Ex: I have a notebook (true) She has a boyfriend (true) The students has many toys (false, beacuse The students is plural) so: The students have many toys (true)

Have is used with I, you, they Has is used with it, she, and he