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Ex. 28. Active or Passive? Use the Verbs in the required form.
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Model: This software __ over the Internet. [can/to buy] ↔ This software can be bought over the Internet. You __ this software over the Internet [can/to buy] ↔ You can buy this software over the Internet.
| 1. Everything in the computer’s memory ___ onto compact disks. 2. Before use, the battery ___. 3. The computer ___ numerical computations and follow instructions at an extremely high rate but it ___ itself. 4. The program is freeware and ___ from their website. 5. To writeWindows-based programs, programmers ___ about changes in the system well in advance. 6. The information ___ into the computer for processing. 7. Thanks to the WWW, the user ___ all the necessary data quickly. 8. The cards ___ alphabetically. 9. The CPU ___ the nerve center of any digital computer system. 10. You ___ a web search for articles about marketing. | can / to copy must / to charge can / to perform cannot / to program may / to download must / to know should / to feed may / to find must / to store can / to call should / to do |
Ex. 29. Say the same, using the Passive Voice.
1. You should save the file to your hard drive.
2. The software can detect over 500 different viruses.
3. Computer-controlled robots must increase the productivity of industry.
4. The first electronic computer could perform 32,000 basic operations per second.
5. You can download an image directly from a digital camera.
6. In the example like 12+15 х 2, we must perform multiplication before addition.
7. Anyone who collects jazz records should buy this book.
8. People can operate the machines from a half-mile away by remote control.
Ex. 30. TEST. Choose the required variant to complete each sentence.
1. The system crash was caused ___ disk boot failure [сбой самозагрузки с жёсткого диска].
A. on C. by
B. of D. to
2. Xerox Corporation is a producer ___ photocopiers and other electronic office devices.
A. of C. with
B. to D. by
3. In the past, messages from Europe to America ___ by ship.
A. are sent C. sent
B. were sent D. will be sent
4. I accidentally ___ your email.
A. deleted C. deletes
B. am deleted D. was deleted
5. I think either the microphone or the recording mechanism ___.
A. were broken C. is broken
B. breaks D. will break
6. I work at a factory that ___ microchips.
A. is produced C. produces
B. produce D. will be produced
7. I answered the phone but there ___ no one at the other end.
A. is C. were
B. will be D. was
8. ___ memory units on magnetic disks store a large volume of data?
A. Are C. Does
B. Were D. Do
9. Why ___ they denied access to the information?
A. did C. will
B. were D. is
10. What channel ___ this TV programme run?
A. does C. was
B. is D. do
11. You ___ the Internet for an unlimited number of hours.
A. must access C. can be accessed
B. may access D. should access
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12. Program instructions ___ according to a set of rules.
A. must be written C. can be written
B. should write D. must write
Ex. 31. Use the following adjectives and adverbs in comparative and superlative degrees.
bad, cheap, efficient, close, convenient, dangerous, early, easy, expensive, famous, fast, good, hard, heavy, versatile, high, hot, important, late, little, loud, necessary, quick, reliable, safe, simple, difficult, slow, small, sophisticated, soft, suitable, useful, wide, complex.
Ex. 32. Translate the sentences, paying attention to the italicized adjectives and adverbs.
1. More sophisticated device is needed to produce results that are more accurate.
2. It is easier to divide by 10 than by 12.
3. The smallest hard disk can store much more information than 100 floppies and its access is faster.
4. Microsoft’s Windows operating system for PCs is the most common operating system in the world.
5. With the help of computers, teachers can make their lessons more creative and interesting.
6. The best inventions are the simplest and most obvious.
7. Thanks to the radio, it is possible to communicate with the remotest parts of the world.
8. In the past, COBOL was the most important programming language for business use.
9. Although there are now more modern and rapid means of transport, railways remain the safest and most popular form of transport.
10. With DVD, you can watch the latest movies in the comfort of your own home.
11. Today's personal computer is 400 times faster than ENIAC (the first digital computer), 3,000 times lighter and several millions dollars cheaper.
12. The sun is perhaps the least expensive energy source we have.
Ex. 33. Use adjectives in the required degree of comparison. Translate the sentences.
1. E-mail is popular because it is [ fast – comparative degree] than sending a letter and [ cheap – comparative degree] than a telephone conversation.
2. A bit is [ small – superlative degree] part of information.
3. The arithmometer designed by P. Chebyshev in 1876 was one of [ unique – superlative degree] calculating machines of the time.
4. The aim of computer-assisted instruction systems is to make the process of learning [ interesting and easy – comparative degree].
5. Four of [ popular – superlative degree] electronic games in the short history of the computer industry have been Pong, Pac-Man, Tetris, and Myst.
6. [ Late – superlative degree] software will be presented at the exhibition.
7. Voice mail is [ flexible – comparative degree] than [ old – comparative degree] answering machines, which use tape recorders to record phone messages.
8. Every program can be named in many different ways. [ Convenient – superlative degree] name is chosen in every case.
9. The new photocopier is much [ simple – comparative degree] to use than the one we had before.
10. The Microsoft company’s success made Bill Gates one of [ rich – superlative degree] people in the world.
11. Laser printers are [ expensive – comparative degree] than inkjets or the [ old – comparative degree] dot-matrix printers.
12. According to Bill Gates, within 5-8 years and possibly much [ early – comparative degree], many people will control their finances via the Internet.
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