Explanation:
The blank in the sentence requires an adjective that describes the speaker's feeling about going to New York tomorrow. The correct answer is "excited," which means feeling enthusiastic and eager about something.

Adjectives:
An adjective is a word that describes a noun or a pronoun. In this sentence, the speaker is describing their feeling about going to New York tomorrow. The adjective "excited" describes the speaker's emotions and feelings.

Context:
The context of the sentence is important in determining the correct adjective to use. The sentence implies that the speaker is looking forward to going to New York tomorrow and is excited about the trip.

Other Adjectives:
There are other adjectives that could be used in this sentence, but they would not convey the same meaning as "excited." For example, "nervous" would imply that the speaker is anxious or apprehensive about the trip. "Bored" would imply that the speaker is not interested in going to New York and would rather do something else.

Conclusion:
In conclusion, the correct adjective to fill in the blank in the sentence is "excited." This adjective accurately describes the speaker's enthusiastic and eager emotions about going to New York tomorrow.