Noun + 이/가 되다: This pattern is equivalent to the phrase become (Noun)
The subject marker 이/가 is added to the noun, followed by the verb 되다.
If the noun ends in a consonant, add 이.
If the noun ends in a vowel, add 가.
나는 배우가 되고 싶어요: I want to become an actor. ...........
SNU level 2 pg 21 N Becomes N V