Where do we use has, have ,had

Dear Student,

Has is used with the third person singular. For example - He has a new game.

Have is used with some pronouns and plural nouns. For example - I have to go for shopping.

Had is the past tense of the two verbs - has and have. It expresses the possession of something in the past. For example - He had studied English before he moved to New York. 

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