Раскройте скобки.употребляя глаголы в present perfect past simple past continuous или past perfect 1) columbus (not to know) that he (to discover) america 2)i already (to read) five english books. 3)he (to discuss) the problem with a lot of people before he (to take) a decision.

1) columbus didn`t know that he had discovered america
2)i have already  read five english books.
3)he had discussed the problem with a lot of people before he took a decision.

1) Question: Where was the first car manufactured?

Answer: The first car was manufactured in the USA.

2) Question: how many mobile phones have been sold recently?

Answer: Millions of mobile phones have been sold recently.

3) Question: Who was penicillin discovered by?

Answer: Penicillin was discovered by Alexander Fleming.

4) Question: When will the cure for Aids be found?

Answer: Very soon, I hope it will be found soon.

5) Question: When were the first real computers built?

Answer: The first computers were built during the Second World War.

The baba-yaga is one of the most negative estimates of character and an external image of the woman. And one of the annoying. Actually, if to deal with deep sense of such phenomenon as the Baba-yaga, our attitude towards her can change in a certain measure. "According to the Russian Tradition, the image of the Baba-yaga is connected with legends about transition of the hero to the other world (A fairy kingdom). In these legends the Woman - Yaga standing on border of the worlds, serves as the conductor allowing the hero to get into the world dead" * (to kill Zmey Gorynych or to ruin Koschei the Immortal to return (to release) the bride (country), thanks to commission of certain rituals.