Positive:

- I speak
- You speak
- We speak
- They speak

- He speaks
- She speaks
- It speaks

Negative:

- I don´t speak
- You don´t speak
- We don´t speak
- They don´t speak

- He doesn´t speak
- She does´t speak
- It does´t speak

Question:

- Do i speak
- Do you speak
- Do we speak
- Do they speak

- Does he speak
- Does she speak
- Does it speak