Use of Have, Had and Has along with Have to / Has to / Had to

 Use of Have, Had and Has

1. Have / Has / Had

These are forms of the verb "to have" (meaning possession, relationship, experience, etc.)

Tense	Subject	Form	Example
Present	I, You, We, They	have	I have a new phone.
Present	He, She, It	has	She has two brothers.
Past	All subjects	had	We had a car last year.

Meaning: possession, experience, relationships

• "I have a headache."
• "He has a good job."
• "They had a dog when they were kids."

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2. Have to / Has to / Had to

These are modal-like expressions used to express necessity or obligation (similar to "must").

Tense	Subject	Form	Example
Present	I, You, We, They	have to	I have to study tonight.
Present	He, She, It	has to	She has to wake up early.
Past	All subjects	had to	We had to cancel the trip.

Meaning: something is required or necessary

1. "I have to finish my homework."
2. "He has to go to work."
3. "They had to leave early."

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Key Differences

Expression	Use	Example
have/has	possession, state, relationship	She has a laptop.
had	past of have/has	I had a meeting yesterday.
have to	present necessity	You have to wear a helmet.
has to	present necessity (he/she/it)	He has to call his boss.
had to	past necessity	We had to walk home.

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Tips

v  "Has" is only for he/she/it in present tense.

v  "Had" works for all subjects in past tense.

v  "Have to" ≈ must (external obligation).

v  Don't confuse "have" (possession) with "have to" (necessity).

Uses of "have," "has," "had," "have to," "has to," and "had to" in short

1. Have (present tense)

Used with I, you, we, they
Use: shows possession or relationship
Example: I have a bike.

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 2. Has (present tense)

Used with he, she, it
Use: shows possession or relationship
Example: She has a nice voice.

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3. Had (past tense of have/has)

Used with all subjects
Use: past possession or relationship
Example: They had a dog last year.

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4. Have to (present necessity)

Used with I, you, we, they
Use: shows obligation (must)
Example: I have to do my homework.

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 5. Has to (present necessity)

Used with he, she, it
Use: shows obligation (must)
Example: He has to wake up early.

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6. Had to (past necessity)

Used with all subjects
Use: past obligation (had no choice)
Example: We had to leave early.

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Summary Table

Form	Tense	Subject	Use	Example
have	Present	I, you, we, they	Possession/Relationship	I have a pen.
has	Present	he, she, it	Possession/Relationship	She has a car.
had	Past	All	Past possession	They had fun.
have to	Present	I, you, we, they	Present necessity	We have to study.
has to	Present	he, she, it	Present necessity	He has to go.
had to	Past	All	Past necessity	I had to run fast.

 

 

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