XII. Content review Complete the following statements with appropriate words from the box. (Some can be used more than once.) Make sure you use the correct form, I.E. Singular or plural.

drawback	multimedia	magnetic storage	optical disk
information retrieval	capacity	magnetic head	4.72-inch
optical storage	mold	application	memory capacity
recording characteristic

… provides greater … than … because laser beams can be controlled and focused much more precisely than can tiny … . An entire set of encyclopedias can be stored on a standard 12-centimeter (…) optical disk. … are also inexpensive to make: the plastic disks are simply … pressed from a master, as photograph records are.

The main … of optical equipment is a slower rate of … compared to conventional magnetic-storage media. Despite its slowness, its superior … and … make optical storage ideally suited to memory-intensive …: graphics, sound, video games, training programs, … encyclopedias.

XII. Translate paragraph 2 into Russian after checking the unknown words in the dictionary. Unit 7 Types of Disks

Section A Presentations (continued)

B. On the spur of the moment

You have just two minutes to prepare before you give a talk on one of these topics:

• how good presentations can benefit your company

• how speakers should prepare before giving presentations

• the qualities of a good speaker

• how a speaker can keep the attention of the audience

• the effective use of visual aids in presentations

C. A prepared presentation

Prepare and make a presentation on a topic of your own choice. For example:

• your company

• your products

• a project you have been involved in recently

• new developments in your field

Before you begin, decide:

• who you are talking to

• how many people there are

• who they are

• if it’s a formal or informal occasion

Write brief notes outlining the talk.

Company Presentation Notes

Who it was founded by …………………………………………... Date it was founded ………………………………………………. Nature of business ………………………………………………... The type of customers it has ……………………………………… Location(s) ………………………………………………………... Number of employees ……………………………………………. Annual turnover …………………………………………………... Location of headquarters …………………………………………. Group turnover …………………………………………………… Number of group employees ……………………………………. The company’s main strength …………………………………... 12. The company’s future plans ……………………………………..

(to be continued)

Section B Language Focus. Perfect Tenses. Revision of Tenses