WHAT DID FARADAY DO LATER IN DAVY’S LABORATORY

35.

What did Faraday do later in Davy’s laboratory?

A. more tiring work B. more boring work C. more simple work D. more

important work

Read the passage and fill in the blank by choosing A, B, C or D.

Most people agree that computers are the most important (36)______of the

20

th

century. The first business computers (37)______introduced just about fifty

years ago, and now they are being used in a wide variety of fields, from banking to

space travel. However, until just a few years ago, computers were very large,

expensive machines (38)______by large corporations and governments. Although

everyone knew that computers existed, very few people had ever seen one and

even fewer had used one. Then in the 1970s the silicon chip was invented. Because

this electronic device could (39)______a large amount of information in a very

small space, computers could be much smaller and less expensive than the huge

mainframe computers used by corporations. Some computer manufacturers

believed that people might lie to have computers in (40)______homes, offices, and

schools, so the personal computers was born.