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Reading 1. Do you know the names of any early computers? Read the article. Then complete the sentences with one or two words from it. 1. Some children use an abacus to learn how to do maths. 2. Charles Babbage’s computer had several different parts. 3. Colossus was as big as a living room. 4. Modern! Mobile phones are small but can do more than the biggest computers of the past.