谁能帮我写一份关于发明创造的英语短文

考试作文，应该这么长就够了吧：The computer is one of the most important human inventions. A highly sophisticated electronic mechanical device, it has done a lot of good to mankind. Without it many human endeavors would be more or less hampered. Today, computers are extensively used, as, for example, in many construction projects. I have a computer, but I don't often use it in solving mathematical problems. Rather than depend on a computer for a quick printout, I would have more occasions to exercise my own brain. Anyway, the value of the computer is undeniable. We should encourage its development so that it may render more service to human beings.
不过invention and creation这个题目太泛，如果上面的用不上，可以用下面的一些短句作为补充：
Describe the most important invention before the computer.
You should say:

What it is.
What it is used for.
What the advantages and disadvantages of it are.

TOPIC 34.1
THE MOST IMPORTANT INVENTION
THE AUTOMOBILE

1. Since its in