I. Fill in the blanks with the correct form of the verbs in brackets. 1. Various terminals (connect) ... to this workstation. 2. Microcomputers (know) ... as "PCs". 3. Magazines (typeset) ... by computers. 4. When a particular ...

1. Various terminals (connect) ... to this workstation. are connected 2. Microcomputers are known as "PCs". 3. Magazines are typsetted by computers. 4. When a particular program is run, the data is processed by the computer very rapidly. 5. The Web is used to search for information and buy products online. 6. The drug-detecting test in the Tour de France is supported by computers. 7. All activites of the computer system are coordinated by the central processing unit. 8. In some modern systems information is hold in optical disks. II. Rewrite these sentences in the passive. 1. They use computers in education. Computers are used in education 2. We use financial software to make calculations. Financial software is used by us to make calculators 3. They write and edit the newspaper on PCs and Macintosh computers. The newspaper on PCs and Macintosh computers are written and editted by them 4. They use different data communications systems - fax machines, e-mail, etc. - to communicate with newspaper correspondents. different data communications systems - fax machines, e-mail, etc., are used to communicate with newspaper correspondents 5. They convert files into HTML code and display them on the Web. Files are converted into HTML code and display them on the Web. 6. Epson ink-jet and laser printers print black-and-white proofs. Black-and-white proofs are printed by epson ink-jet and laser printers