Most people think......(1)........computers are very modern inventions, products of our new technological age. But actually the idea for a computer had been worked out over 2 centuries ago by a man ........(2)...........Charles Babbage. Babbge was born ............(3)..........1791 and grew..........(4)...........to be a billiant mathematican. He.........(5)...........up plans for serveral calculating machines which he called "engines". But despite the fact that he .........(6)...........building some of these, he never finished any of them. Over the years, people have argued.......(7)........ his machines would ever work. Recently, however, the Science Museum in London has finished building engine based ..........(8)...... of the Babbage's designs. ..............(9)..........has taken 6 years to complete and more than 4 thousand parts have been specially made. Whether it works or not, the machine will...............(10)......... on show at a special exhibition in the Science Museum to remind people of Babbage's work. 1. A.of B.from C.in D.up 2. A.known B.called C. recognized D. written 3. A.about B.around C.in D.at 4. A.down B.up C.along D.across 5. A.wrote B.drew C.took D.made 6. A.wanted B.started C.made D.missed 7. A.until B.though C.why D.whether 8. A.on B.off C.in D.out 9. A.He B.One C.It D.They 10. A.come B.be C.take D.carry