TASK DEFINITION: In this task you are given a sentence. You must judge whether the main verb of the sentence is in present or past tense. Label the instances as "Present" or "Past" based on your judgment. If there is no verb in the given text, answer "Present".
PROBLEM: Jack pops another fry in his mouth.

SOLUTION: Present

PROBLEM: Jeff stiffened, then shook his head vigorously.

SOLUTION: Past

PROBLEM: The stress of The Program or running no longer cracks the surface of my psyche.

SOLUTION:
Present