Context: I was with a big smile when I tried to go sleep . But the excitement that I already have Acer Aspire One kept me awake . I tried different ways to fall asleep , but I could n't .
Question: Why ca n't the speaker go to sleep ?
Option 0: Their mouth hurts .
Option 1: They are excited .
Option 2: They have too much work to do .
Option 3: They are scared .
Answer: 1