Present Continuous (BE + −ING)

English Grammar | Present Continuous (BE + −ING) | Main use: action which is being done at the same moment.
Syntax: Auxiliary BE (conjugated) + Verb ending in −ING
Examples:

• I am playing football.
• You are playing football.
• He/She/It is playing football.
• We are playing football.
• You are playing football.
• They are playing football.

Negation: I am not playing football, you are not playing football...
Question: Am I playing football? Are you playing football? Is he playing football? ...
Answers:
Are they playing football?
Long answers: Yes, they're playing football. No, they aren't playing football.
Short answers: Yes, they are. No, they aren't.