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: The sun can shine on your day.

A: The avatar can emerge on your face .
****
Q: Water , unlike other substances , expands when it is loaded .

A: Water , unlike other grains , expands when it is frozen .
****
Q: A passive robot could assemble house .

A:
A certain robot could say house .
****