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.

You are likely to knock a couple in the grass .
You are likely to enter a lake in the grass .

You would clean your room because your mom blames you .
You would run your ship because your mom makes you .

You would drop in a queue because you hesitate to buy a train ticket .

You would pile in a queue because you need to buy a train waiting .