grammar chart · English

The verb to be: am, is, are, was, were

To be is the most irregular verb in English and the one you use most. In the present it has three forms — am, is, are — and in the past two: was and were. It needs no do in statements and questions (only the imperative takes it: Don't be late!): you make it negative with not (she is not, she isn't) and turn it into a question by putting it first (Is she?).

Present: am, is, are

The short form is under each full one: I'm, isn't, aren't. Am has no negative short form like isn't or aren't: say I'm not (in a question: aren't I?).

The verb to be, present: am, is, are
PersonPositiveNegativeQuestion
II am I'mI am not I'm notAm I?
youYou are You'reYou are not You aren'tAre you?
he / she / itHe is He'sHe is not He isn'tIs he?
weWe are We'reWe are not We aren'tAre we?
theyThey are They'reThey are not They aren'tAre they?
English grammar. The verb to be, present: am, is, are — I am; I am not; Am I; You are; You are not; Are you; He is; …
The verb to be, present: am, is, are

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Past: was, were

The verb to be, past: was, were
PersonPositiveNegativeQuestion
II wasI was not I wasn'tWas I?
youYou wereYou were not You weren'tWere you?
he / she / itHe wasHe was not He wasn'tWas he?
weWe wereWe were not We weren'tWere we?
theyThey wereThey were not They weren'tWere they?
English grammar. The verb to be, past: was, were — I was; I was not; Was I; You were; You were not; Were you; He was; …
The verb to be, past: was, were

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Questions and negatives without do

Am, is, are, was, were: the most irregular verb

'Be' is the most irregular verb: present am/is/are, past was/were, participles being/been. It is its own auxiliary (no do-support): a question puts it before the subject (are you?) and a negative adds not after it (he isn't).

  • Are you ready?
  • They weren't at home.

Age with be

I am twenty: age takes be, not have

English states age with the verb 'be', not 'have': 'I am twenty (years old)'. 'Years old' is optional after the number, but 'years' cannot stand without 'old' (not 'I am twenty years').

  • My daughter is seven years old.

There is and there are

There is, there are

Dummy 'there' + be introduces the existence of something; be agrees with the following noun (there is a book / there are books), and the tense shifts on 'be' (there was, there will be, there have been).

  • There is a problem.
  • There are two options.

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questions

When do I use am, is and are?

Am goes only with I, is with he, she, it and any one person or thing, and are with you, we, they and plurals: I am, she is, they are.

Was or were?

Was with I, he, she and it; were with you, we and they: I was, you were, it was, they were. After if in an imagined situation, were is used for every person, especially in formal English: If I were you.

How do you make a question with to be?

Put am, is, are, was or were before the subject — no do: Are you ready? Was it expensive? The negative adds not after it: I'm not ready, it wasn't expensive.