In this task, you will be shown an incorrect English sentence. You need to generate a corrected form of the input sentence.

[EX Q]: Now let 's take the example of a millionaire who has n't managed to let go of his childish ways .
[EX A]: Now , let 's take the example of a millionaire who has n't managed to let go of his childish ways .

[EX Q]: He knows that there is no return in his help to others .
[EX A]: He knows that his help of others will not be returned .

[EX Q]: And there are a lot of scientist who just specialize in one specific subject discover important concepts or invent things which make our society more convenience .
[EX A]:
There are a lot of scientists who specialize in one specific subject to discover important concepts or invent things which make our society more convenient .