In English as well as in German the change of a condition
is described differently than the state (before or after)
itself. The condition is described with sein
= to be, the change usually
with werden.
examples
Slowly he became
an alcoholic. => Now he
is an
alcoholic. Allmählichwurdeer
zum Alkoholiker. => Jetztister
ein Alkoholiker.
He got nervous.
=> He is nervous. Er wurde nervös.
=> Er ist nervös.
He got
crazy. => He is crazy. Er wurde verrückt.
=> Er ist verrückt.