The auxiliary verb have is an irregular verb and is one of the most common verbs in the English language, and have is often the possessive verb.
Abbreviation have is 've, and has is 's:
- Liars've need of good memories.
- Desperate diseases must've desperate cures.
- Every man's his own habit.
- He's a variety of interests.
In the negative we add "don't" but it turns into "doesn't" with "he, she, it,":
- I don't have a new car.
- You don't have a good Personality.
- They don't have time to go to the movies.
- She doesn't have brown eyes.
How to use HAVE in tenses?
1. Have in the present tense
In the present, "have" becomes "has" with "he, she, it":
- I have a new car.
- You have a good Personality.
- They have time to go to the movies.
- She has brown eyes.
2. Have in the past tense
In the past, "have" becomes "had":
- I had a new car.
- You had a good Personality.
- They had time to go to the movies.
- She had brown eyes.
3. Have in the future tense
In the future we add "will" before "have":
- I will have a new car.
- You will have a good Personality.
- They will have time to go to the movies.
- She will have brown eyes.
4. Have in the present perfect tense
In the present perfect tense formed as "have/has + -ed" form:
- They have moved house.
- He has studied a lot.
5. Have in the past perfect tense
In the past perfect tense formed as "had + -ed" form:
- We had paid in advance.
- I’d known her for years.
24 uses of HAVE
Here are 24 uses of auxiliary verb "have":
1. Used for saying what the physical features of someone or something are:
- Dr Morel had dark piercing eyes.
- The room had a balcony facing the sea.
2. Used for saying what the qualities of someone’s character are (a quality, attribute, or faculty):
- Shackleton had all the qualities of a great leader.
- Unfortunately, she hadn’t got enough common sense to call the doctor.
3. To hold or maintain as a possession, privilege, or entitlement:
- They have a house in Hanover Square.
- If you had a computer, I could send the directions to you by email.
4. To be holding something or carrying something with you:
- What’s that you’ve got in your hand?
- Do you have a pen I could borrow?
5. To do something:
- You’ll feel better when you’ve had a rest.
- We had a meeting on Thursday afternoon.
6. Used for saying that something happens to you or you experience something:
- We almost had an accident on the motorway.
- Keith’s been having a lot of problems with his computer.
7. Used for stating the relationship between someone and their family members or to stand in a certain relationship to:
- They’ve got two kids of their own.
- We will have the wind at our backs.
8. Used when eat or drink something. This word is often used in polite offers and requests:
- Can I have another piece of that delicious cake?
- Let me buy you a drink. What’ll you have?
9. If you have to do something, you must do it because it is necessary:
- I had to leave early to collect the children from school.
- If you want to use the fax machine, you’ll have to ask Shirley.
10. Have the ability/power/authority (to do something):
- It’s clear that the country has the ability to produce nuclear weapons.
- I’m afraid I don’t have the authority to approve the sale.
11. To contain or include parts, members etc:
- The Green Party now has nearly 50,000 members.
- The museum has two large rooms devoted to natural history.
12. Used for saying that a person, shop, hotel etc can offer you something to buy or use:
- Have you got a double room for 23 June?
- If you want the BBC Music Magazine, they have it at WH Smith’s.
13. Used for saying that someone is visiting you or spending time with you:
- We have friends staying with us at present.
- I’m afraid the manager’s got someone with her at the moment.
14. Used for saying that there is an idea, a belief, or a feeling in your mind:
- I don’t have any doubt at all about the success of our policies.
- Do you ever have a feeling that you’re being watched?
15. To make something happen:
- Hutton’s book had a major impact on public opinion in this country.
- Any increase in the rate of inflation could have a serious effect on levels of unemployment.
16. To arrange for something to be done or for someone to do something:
- The place is looking much better since they had it redecorated.
- I’ll have the porter bring your luggage up right away.
17. Used for saying that something happens in an area, group, organization etc that affects people there:
- They’ve had snow up in Scotland.
- The people of Northern Ireland have had enough of violence.
18. Used for saying that you have put something in a particular position or have arranged it in a particular way:
- Ralph had his back to the door, so he didn’t see me come in.
- She’s got her hair tied up in a bun today.
19. To suffer from an illness, disease, injury, or pain; by submitting to, undergoing, or suffering:
- I’ve got a terrible headache.
- James had malaria while he was working in West Africa.
20. To receive a letter, message, or telephone call:
- I had a letter from my bank manager yesterday.
- We’ve not had any news from home.
21. Used for showing that you are certain that something happens or is true, or for showing that you hope very much that it happens or is true:
- Things have to get better – they can’t get any worse.
- He’s just got to come, or I’ll die!
22. To be responsible for doing a particular job or the work of an official position:
- He can’t pay the rent because he hasn’t got a job.
- Foley had a junior post in the Foreign Office.
23. Used for saying that something has been planned or arranged for a particular time:
- I’ve got an appointment with the dentist tomorrow afternoon.
- Geoffrey’s got lectures all day tomorrow.
24. Used for saying that someone does not need to continue trying to persuade you, because you are already convinced:
- You had me at ice cream and musicals.
- This is your ‘you had me at hello’ moment.
References