Answer:
English, formal language is used in situations that are more serious, for example when you're in a job interview or emailing your university professor. It can also be used when you're speaking to someone you don't know very well and want to make sure you sound respectful.
simple future tense of walk = will walk
simple past tense of play = played
simple present tense of grew = growing
The predicate nominative in this sentence is state, because it is showing what Alaska became.