LANGUAGE DEVELOPMENT

Date: 2015-10-07; view: 385.

Find the Gerund in the sentences below. Translate them into Russian.

GRAMMAR FOCUS

1) Exhaust ventilation systems work by depressurizing the building. 2) By reducing the inside air pressure below the outdoor air pressure, they extract indoor air from a house while make-up air infiltrates. 3) Supply ventilation systems work by pressurizing the building. 4) Supply ventilation systems can help to avoid backdrafting of combustion gases from fireplaces and appliances. 5) They may contribute to higher heating and cooling costs. 6) An in-line duct heater is another option, but it will increase operating costs. 7) A heat-recovery unit reduces costs of ventilation by transferring heat from the warm inside air to the fresh outside air in the winter. 8) In mild climates, the cost of the additional electricity consumed by the fans may exceed the energy savings from not having to heat and cool the air.

45. Make up the text using the sentences below. Note how certain words refer forward and back to other words in the text. Use such link words as although, despite/in spite of, however, furthermore, moreover, in addition, also, etc. You may use your own link words.

1) Good ventilation is as critical to your comfort and safety as a reliable heating system, a smoke alarm, or a dry basement.

2) ___________________________________________________

3) ___________________________________________________

4) ___________________________________________________

5) ___________________________________________________

6) ___________________________________________________

7) ___________________________________________________

Ø Well-planned ventilation prevents the growth of mold and mildew, which can cause or aggravate allergic reactions and lung problems such as asthma.

Ø It protects you, your family, and your guests from unpleasant odors, irritating pollutants, and potentially dangerous gases like carbon monoxide and radon.

Ø Too much moisture rots window sills and attic eaves, peels paint, and invites insect infestation.

Ø Good ventilation protects your home from damage by eliminating excess moisture from the air.

Ø Carpeting, wallpaper, electronic equipment, and furniture all can be damaged by excess moisture.

Ø Damp insulation in walls and ceilings means lost heat, higher fuel bills, and destructive mold growth.