Read the following conversation and answer the question.

M: When was the first computer built?

W: It was built in 1944.

M: Is it the same as the computers that we use now?

W: No, it was as large as a room and worked very slow.

M: But computers have become smaller, and worked faster now.

W: Yes. Most computers are as small as a TV set. Some can be made smaller than a book.

M: Why is a computer so useful?

W: It can keep much information and work very fast.

M: Then they can do a lot of work for us.

W: You are right. They have greatly changed our lives.

Question: What is the result of the invention of the computer? 

- It can do everything that man does.

- Our lives have been changed a lot.

- More and more information can be stored in a computer.


Our lives have been changed a lot.