I. Insert the necessary prepositions and postpositions:

Personal computers in late 1991 and early 1992 increased (1) __ performance while dramatically decreasing in price. Many popular computer models (2) __ both home and office were built around Intel Corporation’s microprocessors, which made possible the increased computing power and speed. Such computers have the ability to run software requiring large amounts of random access memory, the working memory (3) __ which programs and data are loaded (4) __ discs. The ability to run large programs is important (5) __ people who use graphical user interfaces – software that is activated by selecting items displayed as pictures or in simple menus rather than (6) __ typing commands.

(7) __ 1991 to mid-1992, the prices of powerful computers dropped as much as 70 per cent. Prices on some models had fallen as low as $1,500 (8) __ spring 1992.The lower prices enabled computer users to buy more powerful machines (9) __ less money - while manufacturers enabled smaller profits (10) __ each machine sold.

II. Insert the necessary active vocabulary items from the list:

The Net, shipping out, netiquette, the Subject, the Internet’s, network, message, content, to interact, a progam

____ (1) is a huge, unwieldy mass with no “powers-that-be” that can dictate (2) ___ or standards. This is, for the most part, a good thing because it means there’s no censorship and no one can wield authority arbitrarily. To prevent this organised chaos from descending into mere anarchy, however, a set of guidelines has been put together over the years. These guidelines are known collectively as netiquette ((3) __ etiquette) and they offer suggestions on the correct way (4) --- with (5) ___ denizens. To give you a taste of (6) ___, here are some highlights to consider.

• Keep your message brief and to the point and make sure you clear up any spelling slips or grammatical gaffes before (7) ___.

• Make sure (8) __ lines of your message are detailed enough so they explain what your (9) __ is all about.

• Don’t bother other people by sending them test messages. If you must test (10) ___, send a message to yourself.

III. Choose the most suitable word to complete each sentence.

1. Don’t forget to turn on the ________, if you want to go on-line.

A) Computer B) printer C) modem D) gadget

2. I think computers will ____ our lives the most.

2. Effect B) affect C) agitate D) impress

3. Expectations for growth in the main ___ economies remain low.

1. Technological B) ecological C) commercial D) industrial

4. The steam engine was the greatest technological ___ of the 19^th century.

1. Progress B) advance C) revolution D) step

5. Huge amounts of electronic data can now be transmitted from ____ to computer at incredibly high speed.

1. Machine B) electronic appliance C) computer D) Wi-Fi

6. Third generation mobile technology can _____ data quickly to your phone.

1. Send B) give C) transmit D) communicate

7. The only problem is that Wi-Fi radio ___ are invisible.

1. Signals B) signs C) message D) information

8. My new cellular phone allows me to send ___ anywhere within the country and abroad.

1. Signals B) text messages C) waves D) faxes

9. An Internet service provider is a ____ that provides you with an Internet connection and services such as an e-mail.

1. Office B) firm C) company D) association

10. _____ also keep their messages brief by abbreviating frequently used phrases.

1. Customers B) users C) operators D) E-mailers