Now let's use es to make a sentence. Es is 'is' in English. Es. The sandwich is delicious. El sandwich es delicioso. The phone is necessary. How would you say that? That's right. El teléfono es necesario.
How about the next sentence? The bicycle is fast. That's right. La bicicleta es rápida. And this one. The hotel is modern. El hotel is moderno.
Let's see the next one. The actress is sociable. La actriz es sociable. Let's see one more. The region is tropical. La región es tropical.