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.
2)When was the radio( invented)?
3)When was ,,War and Peace,, (written) by Tolstoy?
4)Chemically pure water is never ( met) with in everyday life.
5)Much attention(is paid) to the living condiyion of people in our country.
1)My sister(was invited) to the birthday party by her friend yesterday.
2)More and more houses(are build) in our country from year to year.
3)We( open) the window after every lesson.
4)We(will finish)our experiment in a week.
5)Young trees(were plant)in the street last autumn.
6)I( answered)my brothers letter last week.