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 would testify to a doctor because you want a checkup .
You would retreat to a doctor because you want a checkup .

The explanation of resisting a machine is a stronger heart rate .
The effect of riding a bicycle is a stronger compliance rate .

A Bird ate my cat .

A snake kicked my ball .