In this task, you are given a sentence. You must judge whether a single noun or verb has been replaced with another word with the same part of speech. The inversion would result in the sentence sounding unnatural, So unnatural sentences will be considered changed. Label the instances as "Original" or "Changed" based on your judgment.

" But what , she don 't show up for 30 years and you lookin for her now ? "
Original

Now , more then ever , she was determined not to shirk her class work .
Original

He flops to sit on the sand beside us .

Original