1
I will see you tomorrow.
In ASL, time signs often go at the beginning of the sentence. Start by signing 'tomorrow' by dragging your extended thumb forward from your cheek, then sign 'I', 'SEE', and 'YOU'.
2
Is the test tomorrow?
Raise your eyebrows to indicate a yes/no question. Sign 'TEST', then sign 'tomorrow' by moving your thumb forward from your lower cheek, holding the final position slightly while keeping your eyebrows raised.
3
Tomorrow is my birthday.
Establish the time frame first by signing 'tomorrow' with that crisp forward thumb movement. Then sign 'MY' by placing your flat hand on your chest, followed by the sign for 'BIRTHDAY'.