This sentence is correct?

We use “do” into sentences in present simple that are questions and negative answers.

Thanks!

Question

This sentence is correct?

We use “do” into sentences in present simple that are questions and negative answers.

Thanks!

Answer

We use “do” ( or “does” - with third person singular pronouns) before a full verb to form negative sentences and questions.

Answer

Geovana hi. Do and don't. Message me if you want to practice english

Answer

Do you swim?
Yes, I swim = Yes, I do swim ("do" is optional)
No, I do not swim ("do" is necessary)