Have you ever wondered why we say “I am,” “she is,” but “they are”? The verb be is one of the most important verbs in English, but its present tense forms can be confusing for beginners. Unlike many regular verbs, be changes depending on the subject.
The present tense of be has three main forms: am, is, and are. We use am with I, is with singular third person subjects such as he, she, and it, and are with you, we, and they. These forms help us describe people, places, feelings, conditions, identities, and situations.
For example, we say “I am a student,” “She is happy,” and “They are at home.” The verb be is also used to form continuous tenses, such as “He is studying.”
In this guide, you will learn the present forms of be, their sentence structures, rules, uses, common mistakes, real life examples, and easy exercises.
Quick Answer
The present tense of be has three forms: am, is, and are. The correct form depends on the subject.
| Subject | Present Form | Example |
|---|---|---|
| I | am | I am ready. |
| He/She/It | is | She is happy. |
| You/We/They | are | They are busy. |
The basic pattern is:
be → am / is / are
What Is the Present Tense of Be?
The present tense of be refers to the present forms of the verb be: am, is, and are.
The verb be is an irregular verb. It does not follow one simple form for every subject. Instead, the form changes according to the subject.
Present Forms of Be
The three main present forms are:
- am: used with I
- is: used with he, she, it, and singular nouns
- are: used with you, we, they, and plural nouns
Examples:
I am tired.
She is a teacher.
The dog is hungry.
You are kind.
We are ready.
They are at school.
What Does Be Mean?
The verb be can describe a person’s identity, condition, location, age, appearance, feelings, or state.
I am a student.
(identity)
She is tired.
(condition)
They are at home.
(location)
He is twenty years old.
(age)
The flowers are beautiful.
(description)
The verb be is also an important helping verb.
She is studying English.
They are playing football.
In these examples, is and are help form the present continuous tense.
Structure of Sentences of the Present Tense of Be
The basic sentence structure changes slightly depending on if the sentence is affirmative, negative, or interrogative.
Affirmative Sentences
Subject + am/is/are + complement
Examples:
I am happy.
She is a doctor.
They are students.
We are ready.
The complement can be a noun, adjective, place, or other information.
Negative Sentences
Subject + am/is/are + not + complement
Examples:
I am not tired.
She is not angry.
He isn’t at home.
They are not ready.
Common contractions include:
- is not → isn’t
- are not → aren’t
With I, standard English uses:
- I am not → I’m not
We do not normally use “I amn’t” in standard English.
Interrogative Sentences
Am/Is/Are + subject + complement?
Examples:
Am I late?
Is she your sister?
Is he at home?
Are you ready?
Are they students?
The helping form am, is, or are moves before the subject.
Negative Questions
Am/Is/Are + subject + not + complement?
Examples:
Isn’t she your teacher?
Aren’t they ready?
Isn’t he at home?
Negative questions are common in everyday English, especially when the speaker expects or is surprised by a particular answer.
Formation of the Present Tense of Be
The verb be is irregular. Its present forms are not created by simply adding an ending to one base form.
The Three Present Forms
The present forms are:
am, is, are
Their use depends on the subject.
Am
Use am only with I.
I am hungry.
I am ready.
I am a student.
Is
Use is with:
- he
- she
- it
- singular nouns
- singular names
Examples:
He is tired.
She is my friend.
It is cold.
Ali is busy.
The book is interesting.
Are
Use are with:
- you
- we
- they
- plural nouns
Examples:
You are helpful.
We are friends.
They are outside.
The students are ready.
My parents are at home.
Contractions
Contractions are shortened forms commonly used in everyday English.
| Full Form | Contraction |
|---|---|
| I am | I’m |
| He is | He’s |
| She is | She’s |
| It is | It’s |
| We are | We’re |
| You are | You’re |
| They are | They’re |
| Is not | Isn’t |
| Are not | Aren’t |
Examples:
I’m ready.
She’s happy.
They’re at school.
We aren’t late.
Be careful with it’s and its. It’s means it is or it has, while its shows possession.
It’s cold today.
(It is cold.)
The dog hurt its leg.
(Possessive)
How to Use the Present Tense of Be
The present forms am, is, and are have several important uses.
1. To Describe Identity
Use be to say who someone is or what something is.
I am a teacher.
She is my sister.
He is a student.
They are my friends.
2. To Describe Feelings and Conditions
Use be with adjectives to describe someone’s current condition or feeling.
I am tired.
She is happy.
He is sick.
We are excited.
They are nervous.
3. To Describe Location
Use be to say where someone or something is.
I am at home.
The keys are on the table.
She is in the office.
They are at school.
4. To Describe Age
English normally uses be, not have, to talk about age.
I am fifteen years old.
She is twenty.
They are ten years old.
A common learner mistake is:
I have fifteen years. ❌
The natural English form is:
I am fifteen years old. ✅
5. To Describe Appearance
Use be with adjectives to describe how someone or something looks.
She is tall.
He is friendly.
The house is beautiful.
The flowers are colorful.
6. To Talk About Time, Weather, or General Conditions
The verb be is common in sentences about the time and weather.
It is Monday.
It is cold today.
It is sunny outside.
It is five o’clock.
7. To Form the Present Continuous
Am, is, and are work as helping verbs before an ing verb.
I am studying English.
She is reading a book.
He is working today.
We are learning grammar.
They are playing football.
Here, the form of be shows the subject, while the ing verb shows the ongoing action.
Structure or Verb Pattern Table
| Subject | Be Form | Example |
|---|---|---|
| I | am | I am ready. |
| He/She/It | is | She is happy. |
| Singular noun | is | The boy is tired. |
| You | are | You are helpful. |
| We | are | We are friends. |
| They | are | They are busy. |
| Plural noun | are | The students are ready. |
The easiest rule to remember is:
I → am
He/She/It → is
You/We/They → are
Real Life Examples
Affirmative Examples
- I am ready for school.
- She is my best friend.
- He is very busy today.
- It is cold outside.
- You are welcome here.
- We are ready to leave.
- They are at the office.
- The book is on the desk.
- My parents are at home.
- The students are excited about the trip.
Negative Examples
- I am not tired.
- She isn’t angry.
- He isn’t at home.
- It isn’t difficult.
- You aren’t late.
- We aren’t busy today.
- They aren’t ready yet.
- The children aren’t outside.
Interrogative Examples
- Am I late?
- Is she your sister?
- Is he at work?
- Is the food ready?
- Are you okay?
- Are we on the right road?
- Are they students?
- Are the children at school?
Present Continuous Examples
- I am writing an email.
- She is studying English.
- He is watching television.
- We are preparing dinner.
- They are playing outside.
Formal Examples
The meeting is scheduled for Monday.
The documents are ready for review.
We are pleased to announce the results.
Informal Examples
I’m really tired today.
She’s at home.
They’re ready to go.
Are you okay?
Common Mistakes
Mistake 1: Using “is” With I
❌ I is happy.
✅ I am happy.
Always use am with I.
Mistake 2: Using “are” With they
❌ She are tired.
✅ She is tired.
Use is with singular third person subjects.
Mistake 3: Using “am” With They
❌ They am ready.
✅ They are ready.
Use are with they.
Mistake 4: Forgetting the Verb Be
Learners sometimes leave out am, is, or are.
❌ She happy.
✅ She is happy.
❌ They at home.
✅ They are at home.
English usually needs the appropriate form of be in these sentences.
Mistake 5: Using “Have” for Age
❌ I have sixteen years.
✅ I am sixteen years old.
English uses be to express age.
Mistake 6: Confusing “You Is” and “You Are”
Even when you refers to one person, use are.
❌ You is my friend.
✅ You are my friend.
This is true for both singular and plural you.
Mistake 7: Confusing “They’re” and “Their”
They’re = they are.
Their = shows possession.
They’re happy.
(They are happy.)
Their house is large.
(The house belongs to them.)
Mistake 8: Confusing “Its” and “It’s”
It’s raining.
(It is raining.)
The cat is licking its paw.
(Possessive)
Key Grammar Rules
- Use am with I.
I am ready. - Use is with he, she, it, and singular nouns.
She is happy. - Use are with you, we, they, and plural nouns.
They are busy. - Use am/is/are + adjective to describe a condition or feeling.
He is tired. - Use am/is/are + noun to identify someone or something.
She is a doctor. - Use am/is/are + place information to describe location.
We are at home. - Use am/is/are + verb ing to form the present continuous.
They are studying.
Comparisons With Similar Grammar Forms
Am vs Is vs Are
These are all present forms of be, but they match different subjects.
I am happy.
She is happy.
They are happy.
The meaning is similar, but the form changes because the subject changes.
Be vs Do
The verbs be and do have different functions.
Use be to describe identity, condition, location, and similar states:
She is tired.
Use do for many ordinary actions and as a helping verb for questions and negatives with most main verbs:
She does her homework.
Do not replace be with do in sentences such as “She is tired.”
Present Be vs Past Be
The present forms are:
am, is, are
The past forms are:
was, were
Compare:
I am tired today.
I was tired yesterday.
They are at home now.
They were at home earlier.
Be vs Have
These verbs often appear in different structures.
Use be for age:
She is twelve.
Use have for possession:
She has a bicycle.
Use be for a condition:
She is sick.
Use have for possession or certain experiences:
She has a cold.
Be as a Main Verb vs Be as a Helping Verb
As a main verb:
She is happy.
Here, is connects the subject with the adjective happy.
As a helping verb:
She is studying.
Here, is helps form the present continuous tense.
Understanding this difference makes it easier to recognize how am, is, and are work in different sentences.
Exercises
Exercise 1: Fill in the Blanks
Choose am, is, or are.
- I ________ ready.
- She ________ my sister.
- They ________ at school.
- We ________ happy today.
- He ________ very tired.
- You ________ my best friend.
- The book ________ on the table.
- The students ________ in the classroom.
- It ________ cold outside.
- I ________ a beginner.
Exercise 2: Correct the Sentences
- I is hungry.
- She are my teacher.
- They is at home.
- We am ready.
- You is very kind.
- He are tired.
Exercise 3: Choose the Correct Answer
- I ___ a student.
a) is
b) am
c) are
- She ___ happy.
a) am
b) are
c) is
- They ___ ready.
a) are
b) is
c) am
- ___ you okay?
a) Is
b) Am
c) Are
- ___ he your brother?
a) Is
b) Are
c) Am
- We ___ not late.
a) is
b) are
c) am
Exercise 4: Make Negative Sentences
- I am tired.
- She is busy.
- They are ready.
- He is at home.
- We are late.
Exercise 5: Make Questions
- She is your friend.
- They are students.
- He is ready.
- You are okay.
- We are late.
Answer Key
Exercise 1
- am
- is
- are
- are
- is
- are
- is
- are
- is
- am
Exercise 2
- I am hungry.
- She is my teacher.
- They are at home.
- We are ready.
- You are very kind.
- He is tired.
Exercise 3
- b) am
- c) is
- a) are
- c) Are
- a) Is
- b) are
Exercise 4
- I am not tired.
- She is not/isn’t busy.
- They are not/aren’t ready.
- He is not/isn’t at home.
- We are not/aren’t late.
Exercise 5
- Is she your friend?
- Are they students?
- Is he ready?
- Are you okay?
- Are we late?
FAQs
What is the present tense of be?
The present tense forms of be are am, is, and are.
What are the three forms of be in the present tense?
The three present forms are:
am, is, are
When do we use “am”?
Use am with I.
I am happy.
I am ready.
When do we use “is”?
Use is with he, she, it, and singular nouns.
She is tired.
The dog is hungry.
When do we use “are”?
Use are with you, we, they, and plural nouns.
You are kind.
We are ready.
They are busy.
Is “I is” correct?
No. The correct form is I am.
I am happy. ✅
I is happy. ❌
Is “you is” correct?
No. Use you are, even when speaking to one person.
You are my friend. ✅
What is the difference between am, is, and are?
All three are present forms of be, but they are used with different subjects:
I → am
He/She/It → is
You/We/They → are
Can am, is, and are be helping verbs?
Yes. They can help form the present continuous tense.
I am studying.
She is working.
They are playing.
What is the negative form of “be” in the present tense?
Use:
- am not
- is not / isn’t
- are not / aren’t
Examples:
I am not tired.
She isn’t ready.
They aren’t here.
What is the question form of be?
Put am, is, or are before the subject.
Am I late?
Is she ready?
Are they at home?
Is “be” itself a present tense form?
Be is the base form of the verb. Its main present tense forms are am, is, and are.
For example:
I am happy.
She is happy.
They are happy.
Conclusion
The present tense of be is made up of three forms: am, is, and are. Choosing the correct form depends mainly on the subject. Remember the simple pattern: I → am, he/she/it → is, and you/we/they → are.
The verb be is used in many everyday sentences to describe identity, feelings, conditions, age, location, appearance, time, and weather. It is also an important helping verb in the present continuous tense, as in “She is studying.”
To improve your grammar, practice changing sentences between affirmative, negative, and question forms. Pay special attention to common mistakes such as “I is,” “she are,” and “they is.”
Once you become comfortable with am, is, and are, you will find many basic English sentences much easier to understand and create.
Hi, I’m Robert Lowth, a passionate expert in English tenses and grammar. I specialize in simplifying complex tense rules to help learners understand and use English with confidence. My goal is to make grammar clear, practical, and easy for everyday communication. tenseshub.com
