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It's 7:30 pm at Lisa's house and she's in her room doing her homework."My parents keep telling me off for multi-tasking while studying,but they don't understand that it helps me concentrate"-she says. Young people today spend nearly 6 1/2 hours a day using various types of media, doing different things at the same time. ''Multi-tasking affects how you learn in a negative way,'' says Russell Poldrack , Associate Professor of Psychology at UCLA. It is as if they're afraid of silence,'' says Casey Roberts, a secondary school teacher. ''Their MP3 players, laptops and games consoles have become extensions of themselves.

1. For 26 years of creativity Chekhov created about 900 different works (short humorous stories, serious stories, plays), many of which became classics of world literature.
2. His book Sakhalin Island became an art document of the era.
3. In his work are given the best in Russian literature samples of all genre varieties of small prose
4. Chekhov's dramaturgy became the "calling card" of Russian literature in the world.
5.Vechen Chekhov's call "Take care of a man."
6. Artistic discoveries of Chekhov had a huge impact on the literature and theater of the XX century. His dramatic works, translated into many languages, have become an integral part of the world theater repertoire.