Given a sentence, generate a new sentence by performing small changes on the sentence. Here, make sure that the changes are semantically related and syntactically similar to the input. And the generated sentence should have high commonsense plausibility, that is to have reasonable probability of it being true.

agers must feed their pets .
People must feed their youths .

You are likely to find a hair in on ones' head.
You are available to find a hair in on ones ' head .

A sedan can drive across the street .

A car can drive across the street.