Английский язык. Арланова Т.Л - 44 стр.

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44
Exercise 3. Complete this table of laser applications using information from
the text opposite. You may also add any applications you know of which are
not included in the text.
Military
Engineering
Drilling
diamonds
Cutting
complex
shapes
Communications
Information
recording and
reading
Medicine
Treating
demaged
tissue
Arts
Exercise 4. Language study used to/for
Study these examples of laser applications:
1 Laser beams can be used to measure and align structures.
2 They can be used for drilling diamonds.
3 They can be used for light displays. We can describe applications with
used to + infinitive or used for + -ing or noun.
Exercise 5. Describe the applications of lasers using the information in your
table and the structures given above.
Exercise 6. Word study Noun + noun compounds
We can use adjectives to describe an object in greater detail. For example:
light electric light
a motor an electric motor
steel stainless steel
gears helical gears
We can also use nouns. For example:
light laser light
a motor an air motor
steel carbon steel
gears titanium gears
Many relationships are possible in noun compounds. For example:
an air motor a motor which uses air
carbon steel steel which contains carbon
titanium gears gears made of titanium
Put each of these examples in the correct column.
Carbon blocks, aluminium alloy, carbon fibre, a gas burner, roller bearings, a
circuit board, a plastic tube, magnesium alloy, a power tool, a ball bearing, a
concreat beam, a diesel boat, a spring balance, a plastic pipe, steel sheets.
uses is made of contains

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