le gustan los perros

he/she likes dogs

→ le
phrase Rare #40,231
he/she likes dogs With gustar, the thing liked is the grammatical subject. Le refers to the person who likes the dogs.
SP: A mi hermana le gustan los perros.
EN: My sister likes dogs.

A él le gustan los perros más que los gatos.

He likes dogs more than cats.

Kumi es la niña a la que le gustan los perros.

Kumi is the girl who likes dogs.

A Tom le gustan los perros, pero odia los gatos.

Tom likes dogs, but he hates cats.

Nos acordamos de que no le gustan los perros.

We remember that he doesn't like dogs.

A Tom no le gustan los perros.

Tom doesn't like dogs.

Kumi es la chica a cuyo padre le gustan los perros.

Kumi is the girl whose father likes dogs.

A la mitad de mi clase le gustan los perros.

Half of my class likes dogs.