TASK DEFINITION: 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.
PROBLEM: You are likely to rock a pair of pants around in the closet .

SOLUTION: You are likely to park a pair of pants around in the closet .

PROBLEM: If you presume to start a fire then you should light a match .

SOLUTION: If you urge to continue a fire then you should light a warning .

PROBLEM: If you want to read a typo , go to a bookstore .

SOLUTION:
If you want to read a book, go to a bookstore.