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1)From the most ancient times the people tried to get into the secret of occurrence of the Universe,in a riddle of far stars and to get into depths of a matter surrounding us.Still the ancient philosophers who are not having devices one force of an idea built representations about the smallest particles of which the world around-alive and...........-consits (LIFE)
2)and then,after opening by Robert Hooke in the 17th century a microscope,the mankind has..........opened a curtain of secret of a microcosm (SLIGHT)
3)but curiosity of the man does not have any limit.Owing to..........and technical progress there was an opportunity not only to study a structure of subtance by means of an electronic microscope.(SCIENCE)
4) Nanotechnology is use and manipulation of matter at a tiny scale.At this size,atoms and molecules work differently,and provide a..............of surprising and interesting uses.(VARY)

1)LIFELESS

2)SLIGHTLY

3)SCIENTIFIC

4)VARIETY