Question

there is an error in each line.mark the error and write the correct word.
Edison sold news papers and candy where
he was twelve years old.
When he is 13 or 14, Edison lost his
faculty of hearing.
Edison however believed that his deafness
was helping him to be a better scientist.
As he was deaf, he had not to listen to others. ---
He enjoyed loneliness. He enjoyed not to hear -
the noises of his environment. This allowed
him to think clear without distractions.​

Answer 1

Answer:

First sentence in place of where, when.

Second sentence in place of is, was.

Last sentence in place of clearly, clear.

I don't know about the sentences in between.