The present simple is used to talk about habits and facts - things that are often permanent.
The present continuous is used to talk about changing situations and developments - things that are often temporary.
Affirmative and negative
I |
am |
(not) studying |
Japanese at night school. |
You/we/they |
are |
||
He/she/it |
is |
Question
Am |
I |
studying |
Japanese at night school? |
Are |
you/we/they |
||
Is |
he/she/it |