Writing prompt: Will E-book Be Necessary in the Future?

Student essay:
With the development of technology ,a growing number of people choose to use e-book .
We observes that the e-book nowadays is wide used around the world,especially popular with the young.E-book is portable,we can read it at any time and place,it's really convenient.Generally speaking,paper books are more expensive than e-book.With the e-book reader,we can save much money,and there are lots of free e-book can be downloaded on the internet. What's more,electronic book is environmentally friendly.Its existence helps reduce the output of paper and save natural resources.
But,as we all know,everything has two sides.E-books also have some disadvantages.They are bad to our eyes,we always feel tired easily. To our disappointment,many paper publications do not have the electronic version,such as some professional books or technology books.And most of the time,read the electronic books do not have the atmosphere,we can hardly devote ourselves to reading something and feel the writer's emotions.
I believe that e-books and paper books will both exist.Although e-book is popular,someone prefers to read paper books.In a word,traditional things are irreplaceable.

Corrected essay:
With the development of technology, a growing number of people choose to use e-books.
We observe that e-books nowadays are widely used around the world, especially popular with the young. E-books are portable. We can read them at any time and place, and it's really convenient. Generally speaking, paper books are more expensive than e-books. With an e-book reader, we can save money, and there are lots of free e-books that can be downloaded on the internet. What's more, electronic books are environmentally friendly. Their existence helps reduce the output of paper and save natural resources.
But, as we all know, everything has two sides. E-books also have some disadvantages. They are bad for our eyes and we always feel tired easily. To our disappointment, many paper publications do not have an electronic version, such as some professional books or technology books. And most of the time, reading electronic books does not have the atmosphere. We can hardly devote ourselves to reading something and feeling the writer's emotions.
I believe that e-books and paper books will both exist. Although e-books are popular, some people prefer to read paper books. In a word, traditional things are irreplaceable.