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bachduong
2 năm trước
cracking 4,4 gam propan thu được hỗn hợp x gồm 3 hiđrocacbon dẫn x qua bình đựng brom dư thấy khí thoát ra y có tỉ khối so với H2=10,8. hiệu suất cracking là
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Giúp em với ạ :(( THE MODERN OLYMPICS In 1896, the modern Olympics began. Baron Pierre de Coubertin of France was the father of the modern Olympics. He (1)..................... that international games would be a good way to create peace and good feelings (2)..................... people from different countries. Because the early Olympics had begun in Greece, King George I of Greece was invited to (3)..................... the first modern Olympic Games in 1896. More than 50,000 people attended. The modern Olympic Games were (4)..................... from the early Olympics in a (5)..................... of important ways. First of all, there was no (6)..................... any connection with religion. Second, the Games were not limited to Greeks. They were international, and one of the main goals was to promote world peace and (7)..................... among people from different countries. England, France, Germany, Denmark, Hungary, Switzerland, and the United States sent teams to the 1896 Olympics. After that, athletes continued to (8)..................... in games every four years except for three times during time of war: The First World War (9)..................... the Olympic meeting of 1916, and the Second World War stopped the 1940 and 1944 meetings. Sometimes individual countries have chosen (10)..................... to send their athletes to the Olympics. In this way, they make a political statement of some sort to the world. 1. A. found out 2. A. between 3. A. open 4. A. various 5. A. great B. believed B. both B. host B. similar B. figure B. almost C. recognized C. all C. hold C. different C. deal C. longer C. considering C. beat C. made C. no D. told D. among D. organize D. varied D. number D. any D. sympathizing D. compete D. permitted D. neither 6. A. more 7. A. understanding B. realizing 8. A. fight 9. A. stopped 10. A. none B. struggle B. prevented B. not

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