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My friend's birthday will be soon, in July. Unfortunately, my friend lives in other country that's why i can't go to him for celebrating his birthday. But i was there last year. I was very glad because we spent some days together. His birthday was very funny. That day was full of energy, adrenaline, the best moments, very funny fotos. It was the best event in my life. But the cause my friend is not here, today i spent him a gift. He lives in Costa Rica and loves Russia very much. So, i spent him our national doll - matreshka and little our flag. Hope that he will like it and it will remind me at his birthday. Sure that with such gift he won't feel loneliness at his birthday. 

Put the proper words into sentences:

analytical, digital, unreliable, sophisticated, solve, core, processor, computations, an integral circuit.

1)The Difference Engine could ... equations and led to another calcu­lating machine, the ... Engine, which embodied the key parts of a computer system: an input device, a ..., a control unit, a storage place, and an output device.

2)Ada Lovelace helped to develop instructions for carrying out ... on Babbage machine.

3)J. Atanasoff devised the first... computer to work by electronic means.

4)First-generation computers were ..., the main form of memory be­ing magnetic...

5)In the third generation software became more...

6)What was the name of the first ... computer to work electronically?

7)When electricity passed through the ..., it could be magnetized as either “ofF’ or “on”.

8)A ...is acomplete electronic circuit on asmall chip of silicon.