instruction:
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".
question:
The smile froze on Lisa's face.
answer:
Past


question:
He snorts derisively : " in a test tube !
answer:
Present


question:
He plunged himself between her, his rock hard c * ck forcing itself into her tight slit.
answer:

Past