5. to describe both habits and or routines (habitual aspect)
(I eat breakfast every morning at 6:30; I go to work every
day), and general facts or the truth (The earth revolves
around the sun);
to present the general truth (The world is round)
to indicate events at any time in the future in a dependent
clause (I’ll retire when I reach age 65);
to provide narratives such as instructional narratives (Now
I mix the ingredients; now I put the pan in the oven);
to narrate past events (the historical present) for stylistic
effect.
6. 1. Affirmative (+) 3. Interrogative (?)
She is very Is She very
happy
happy?
I am lazy
They are there 2. Negative (-) Am I lazy?
You are student She is not very Are they there?
happy
Are You student?
I am not lazy
They are not there
You are not student