sözlük İspanyolca - İngilizce

Opcional ingilizce:

The word "the" is optional in this sentence.

Although it was optional, everyone wore their formal clothes.

is english your optional subject or obligatory?

In some countries, tipping a waiter isn’t optional, it’s obligatory.

He thinks Phisical Education should be optional.

An air conditioner is available as an optional extra.