This document provides instructions on how to use the auxiliary verb "did" to ask questions or make statements in the past tense. It explains that "did" should be used before subjects or nouns to form questions in the past tense, and "did not" should be used before verbs to form negative statements. Examples are given such as "Did you understand?" and "I did not read the newspaper today." It also notes that the main verb should be in its simple form when using "did" as it is what indicates the past tense.

1. Hello
everybody

4. HOW TO USE THE AUXILIAR DID

5. To asking a question in past tense it is
always must used did before subjects or
nouns.
Examples
Did you understand?
Did you read the newspaper today?
What did Carlos do yesterday?

6. NEGATIVE FORM
TO deny it is used did not before verbs.
EXAMPLES
 I DID NOT UNDERSTAND WHAT YOU SAID.
 CARLOS DID NOT DO NOTHING TODAY.
 I DID NOT READ THE NEWSPAPER TODAY.

7. 
NOTE:remember always use the verb in its simple
form since did is who indicate that it is spoken in past
tense.

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