Have/Has- used when you own something.
Subject + have / has + object
Have- I, you, we, they
Has- He, She, It (singular pronouns)
POSITIVE SENTENCE
Example:
I have a pen. – meaning I own a pen.
He has a cellphone. – means he owns a phone.
NEGATIVE SENTENCE
Subject + do not / does not + have + object
Do – 2 or more subjects
Does – singular or only 1
Example:
Koke does not have a pen. / doesn’t
Kyla and An do not have a book. / don’t
QUESTION SENTENCE
Do / Does + subject + have + object
Example:
Do you have a pen? – Yes, I do. / No I don’t
Does she have a pen? – No, she doesn’t. / Yes, she does.
PREPOSITIONS OF TIME
At – very specific time: numbers
Example:
  - I will at breakfast at 8:00am.
On – specific time : day
Example:
  - She is absent on Friday.
  - She arrives on Monday.
In – months / seasons
Example:
  - The school starts in July.
  - The students will have a trip in December.
  - The leaves bloom in Spring.
Has / have – auxiliary verbs
Subject + has / have + verb + object
She has have a big car.