Capitalisation

1

i am 25 years old.
I am 25 years old.

The word I is always written with a capital letter.

2

My favourite day is saturday.
My favourite day is Saturday.

I don’t like january.
I don’t like January.

Write days of the week and months with a capital letter: Monday, Saturday, January and August.

Write seasons with a small letter: spring, summer, autumn and winter.

3

My wife is french.
My wife is French.

I don’t speak german.
I don’t speak German.

Write nationalities and languages with a capital letter: French, German, Polish, Spanish and English.