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 find a shark around in ocean.
You are likely to seem a shark around in ocean .

Food is often impacted by industry .
Food is often sold by weight.

If you want to buy imports then you should save some money .

If you want to buy presents then you should save some money.