Задание: "Прочитайте текст и вставьте пропущенные предлоги." (1)__the past decades world communication has developed into a rapidly expanding field based on computer technology. You can use computers for communication everywhere: (2)__the office, (3)__school or (4)__home. The Internet allows us to contact people from different countries (5)__next to no time. How ever, a special danger for computer systems is posed by viruses. When (6)__3 November 1988 a computer virus disrupted the US nation wide ARPANET computer system, this forced some 6,000 computers to be shut down (7)__two days leading to a total damage of over $100 million. Similar cases occurred (8)__1986 when (9)__Texas through computer malfunction lethal overdoses of radiation were given to cancer patients. It is now obvious that business, administration and society depend to a high degree on the efficiency and security of servers (10)__the Internet.

1. сильно ли ученики от того, что носят в школу портфели с тяжелыми учебниками?   yes, they  do -  да 

2. вызывает ли это серьеные проблемы со здаровьем? yes, it does - да, вызывает

3. как действует зкран компьютера на глаза человека? it makes human  eyes see worse.  он ухудшает зрение человека.

4. излучает ли экран компьютера радиацию? yes, it does -  да

5. обязаны ли большенство пользователей носить очки?   yes, they do -  да, обязаны

6.  не лучше ли во многом для глаз человека пользоваться напечатанным изданием?   yes,  of course  -  конечно, да 

pack of cigarettesa day -about 500x-rayirradiationfor the year! temperatureof 700-900degreessmoldering cigarette! smoker's lungswith the experience -black,rottingmass.afterinhalingnicotine enters thebrainin 7seconds.nicotinecauses spasmof vessels,fromheremalnutritionoxygen to tissues.spasmof small vesselsmakes the skinaging.the hazards of smokingin the factthatthere isbad breath, yellowteeth,inflamedthroat,eyesturn redfrom theconstant irritationof smoke.

go outside and then go down the road until you get the library. turh left and then take the second turning on the right. you'll see the bank. go past it and my house on the right, opposite the supermarket.

have you everbeen indifficult situations?