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".
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Question: Dudley clears his throat.

Answer: Present


Question: Each floating pallet served as a link between each of the nets.

Answer: Past


Question: Buck shuffled his way toward the front of the disembarking passengers, blowing off each comment regarding his lack of civility with a gastric grunt.

Answer:
Past