Basics. "To be" in Present Tense.

To Be

The verb to be is a special verb in English that is used to describe the existence or identity of someone or something. It can also be used to indicate a temporary state or condition. In English, the verb to be is conjugated differently based on the subject of the sentence.

Here is a table to show the conjugation of the verb to be with different pronouns:

SubjectSingularPlural
Iamare
Youareare
He/She/Itisis
Weareare
Theyareare

And here is a table to show the conjugation of the verb to be with different nouns:

SubjectSingularPlural
(a noun)isare

For example:

  • I am a student.
  • She is a teacher.
  • The book is on the table.
  • Three pencils are on the desk.

The verb to be can also be used in the construction there is/are to indicate the existence of something. There is is used for singular nouns and there are is used for plural nouns.

For example:

  • There is a cat in the room.
  • There are two dogs in the park.

Negative forms

Negative sentences with the verb "to be" are formed by adding "not" after the conjugated form of the verb. The negative form of "to be" can be made by adding "not" after "am," "is," or "are."

Here is a table to show the negative conjugation of the verb "to be" with different subjects:

SubjectSingularPlural
Iam notare not
Youare notare not
He/She/Itis notis not
Weare notare not
Theyare notare not

For example:

  • I am not a doctor.
  • You are not my sister.
  • The books are not on the table.
  • The cat is not in the room.

Questions

Questions with the verb "to be" are formed by inverting the subject and the conjugated form of the verb. "Is" or "Are" is placed before the subject to form a question.

Here is a table to show the question form of the verb "to be" with different subjects:

SubjectSingularPlural
IAm IAre we
YouAre youAre you
He/She/ItIs he/she/itAre they
WeAre weAre we
TheyAre theyAre they

For example:

  • Am I a teacher?
  • Is she your mother?
  • Are the dogs barking?
  • Are the books on the table?

It is important to use the correct form of the verb "to be" based on the subject in the sentence to make your writing grammatically correct.