Tìm lỗi sai và sửa lỗi: 1. Today the number of people who enjoy winter sports are almost double that of twenty years ago. 2. He couldn't find the dictionary because it was packing in the case ready for sending. 3. The athlete really surprised to hear that he had won the race after all . 4. He sounded his horn sudden when he saw the really old man step carelessly off the sidewalk. 5. Your friends became very angrily over a seemingly little problem. 6. The coal is the world's most abundant fossil fuel . 7. A traveller can reach some of the village along the Amazon only by riverboat 8. A person can actually do any job unless they get the right qualifications for it and work hard at it. 9. Caffeine in coffee is relative harmless if people drink it moderately. 10. So far Linda has written 5 novels on the problems teenagers having to cope with in the new world.