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1. Ch. Babbage was a German scientist.
2. He built several calculating machines.
3. Ada Lovelace was Babbege`s daughter.
4. She wrote the first computer program for a Difference Engine.
5. C. Zuse was one of the best German inventors of the beginning if the 19th century.
6. His first machine Z1 became the first real computer.
7. Zuse invented the way to write programs; he made holes in old telegraph papers.
Ex.3 Explain the meaning of the following words:
to answer, to call, to weigh, to build; calculations, memory, amazing, language
Ex.4 Make up sentences using the table:
| Computer Many people Babbage A Difference Engine It The Analytical Engine This machine Many people | not to have to build to weigh to mean to consider not to understand to have to invent | by some technicians from the Science Museum in London a kind of memory to be the first real computer a Difference Engine enough time and wish to make calculations Babbage`s ideas about 3 tonnes a person who did calculations |
Ex.5 Choose the right variant of the verb:
1. Technicians ….to know the answers but ….to do calculations themselves
a) did need; didn`t b) needed; not wanted c) needed; didn`t want d) did need, not wanted
2. People doing calculations….computers.
a) called b) was called c) did called d) were called
3. Babbage …. to build a calculating machine, but ….it.
a) begined; didn`t finish b) began; didn`t finish c) did begin; not finished
d) began; didn`t finished
4. Difference Engine…. in the Science Museum in London today.
a) is b) to be c) are d) –
5. Ada Lovelace …..the daughter of Lord Byron, and an excellent mathematician.
a) did be b) was c) were d) did
6. Zuse`s programs ….from old cinema films.
a) were made b) were make c) did made d) did make
Ex. 6 Translate into English:
1. Исторически слово «компьютер» означало человека, который делал вычисления и писал книги с ответами.
2. Первая машина способная совершать вычисления автоматически была придумана Ваббеджем и построена работниками научного музея.
3. Машина огромная: она весит почти 3 тонны, но она прекрасно работает до сих пор.
4. Следующим изобретением Ваббеджа, тоже незаконченным, была Аналитическая машина.
5. Большинство людей не понимали идей Ваббеджа, в отличие от Ады Ловелейс, которая написала первую компьютерную программу для его машин.
6. Один из современных компьютерных языков был назван ADA в честь Ловелейс.
7. Идеи Ваббеджа опережали свое время, только через сто лет ученые начали строить вычислительные машины.
8. Конрад Зюс придумал машину, которая во многом напоминала современный компьютер, и писал программы для нее.
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