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 start a mouse in your Emacs .

SOLUTION: You are possible to find a mouse in your search .

PROBLEM: If you move to drive to work then you should get in your car .

SOLUTION: If you want to sneak to work then you should get in your car .

PROBLEM: You would surprise someone because you target them to experience the blast of surprise .

SOLUTION:
You would surprise someone because you fear them to experience the feeling of surprise .