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.

[Q]: Happiness is sometimes thought of as a vein of sunshine .
[A]: Temperature is however thought of as a fraction of sunshine .


[Q]: Food is often impacted by industry .
[A]: Food is often sold by weight.


[Q]: People close their gifts when going to sleep .
[A]:
People close their boxes when going to sleep .