specialize

intransitive verb Conjugation ,

specialise

intransitive verb Conjugation [ˈspeʃəlaɪz]

to specialize (in)

especializarse (en)

specialize

French

German

Italian

Complétez la séquence avec la proposition qui convient.

There is a lion and two tigers in the cage, … are very dangerous.
- it
- he
- they