The document discusses the use of present continuous and simple present tenses in English. It explains that present continuous is used to talk about things happening at or around the time of speaking, while simple present can refer to schedules and timetables. Present continuous is preferred over simple present for discussing personal future plans and arrangements that have already been decided. The use of "going to" is also outlined, noting that it indicates future intentions or predictions based on present circumstances.

1. Simple Present
Present Continuous
We use it when we talk about something that is happening at the time of speaking
We use it when we talk about something that is happening around the time of speaking
Present (continuous/simple) whit a future meaning
CONTINUOUS
When you are talking about what you have already arranged to do, use the present
continuous, don’t use the simple present (it is also possible to use going to (in these
sentence)
Don’t use will to talk about what you have already arranged to do
PRESENT
When we are talking about timetables schedules, etc., (public transportation, movies), but
we do not usually use the simple present for personal arrangements
Going to (I am going to do)
When we say what we have already decided to do or what we intend to do in the future
When we say what someone has arranged to do (we prefer to use the present continuous)
We use was/were going to to say what someone intended to do in the past but didn’t do
When we say what we think will happen (usually there is something in the present situation
that makes the speaker sure about what will happen)