Ket write a word in each gap to complete the text.
-made
a lot of work in the office (1) -
done
on laptops. this is because laptops (2) -
easily carried from the office to the home. of
course, the laptop of today (3) ►
to be easy to pick up and carry. however, the first
laptops (4) -
designed in that way. the
first laptop (5) — built in 1975 and it was
very heavy. in fact, it was the same size as today's
regular computer, and it (6)
used by
many people at all.
-
Здоровье подростКов
The problem of preservation and purposeful formation of health of children, youth in difficult modern conditions of development of Russia is exclusively significant and actual as it is connected directly with a safety and independence problem. In recent years in Russia there was a considerable high-quality deterioration of health of school students. According to researches, only 10% of graduates of schools can be considered healthy, 40% have various chronic pathology. At every second school student the combination of several chronic diseases is revealed.
During training at school the number of children with violations of the musculoskeletal device increases by 1,5 – 2 times, nervous diseases – twice, with allergic diseases – by 3 times, with short-sightedness – by 5 times.
Especially adverse situation with health of pupils is noted at schools of new type (gymnasiums, colleges, lyceums, schools with profound studying of subjects, etc.), educational process in which is characterized by the increased intensity. By the end of the year at grammar-school boys the frequency of hypertensive reactions twice increases, and total number of adverse changes of arterial pressure reaches 90%, emergence of the raised nevrotization it is noted at 55% - 83% of pupils of schools of new type.
Considerably incidence of teenagers increased: by results of routine inspections various diseases are registered at 94,5% of teenagers. Prevalence of the diseases limiting a choice of professions, reaches 3%.