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    Learn Courses Basic level Verbs To be

Verbs - Lesson 6.2

To Be

(Ser/Estar)


"He IS my friend", "they WEREN'T at school", "the t-shirt WAS made in China". In these examples we can see different conjugations of the verb "to BE", a very important verb in English. Follow the lesson below to learn more.

The verb “to be” is both the most important verb in the English language and the most complicated. It is used as both a principal verb and an auxiliary verb and is irregular in both the present and past tenses.

Grammatical Rules

Affirmative

SubjectPresent SimpleShort Form
I  am  I’m
you  are  you’re
he  is  he’s
she  is  she’s
it  is  it’s
we  are  we’re
they  are  they’re

Negative

SubjectPresent SimpleShort Form
I  am not  I’m not
you  are not  you’re not/you aren’t
he  is not  he’s not/he isn’t
she  is not  she’s not/she isn’t
it  is not  it’s not/it isn’t
we  are  we’re not/we aren’t
they  are not  they’re not/they aren’t

Interrogative

Note: In questions with the verb “to be”, the subject and verb change position.

Present Simple
  Am I?
  Are you?
  Is he?
  Is she?
  Is it?
  Are we?
  Are they?

Uses

1. We use “to be” as a principal verb to show the status or characteristics of somebody or something (as a stative verb). It can also be used with prepositions of place to indicate where something is located.

Examples:

With a noun:

 I am a teacher.
 You aren’t a student.
 Is he a doctor?

With a preposition of place + a location:

 She is in New York.
 They aren’t at home.
 Is the book on the table?

With an adjetive:

 We are happy.
 He isn’t sad.
 Are you tired?

2. “To be” is used as an auxiliary verb to form the present continuous verb tense and the passive voice which will be introduced in later lessons. For more information on auxiliary verbs, see the verbs lesson.

2. “To be” is used as an auxiliary verb to form the present continuous verb tense and the passive voice which will be introduced in later lessons. For more information on auxiliary verbs, see the Verbs lesson.

3. To show that something exists, we combine “is” or “are” with “there”. See the lesson on There be for more information.

3. To show that something exists, we combine “is” or “are” with “there”. See the lesson, There Be, for more information.

4. “To be”, like many other verbs, can be used with a prepositional phrase. See the lesson on Phrasal and Prepositional Verbs.

4. “To be”, like many other verbs, can be used with a prepositional phrase. See the lesson Phrasal and Prepositional Verbs for more information.

Previous lesson Verbs
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To Be Listen to Lesson
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Preferencias
Voice
Accent