Since the Winter Games began, 30 out of 35 gold medals in the men's Nordic skiing events have been won by competitors from Scandinavia or the former Soviet Union.
Only competitors from the former Soviet Union have won the gold medals in the men' s Winter Olympic Games

单项选择题Medical experts have suspected for many years that there is a strong link between what a person eats and cancer. They say a new study provides the first evidence that vitamins could reduce a person' s chance of developing cancer. A team of Chinese and American scientists did the study. They are from American National Cancer Institute and the Cancer Institute of the Chinese Academy of Medical Sciences in Beijing. The Journal of the National Cancer Institute published the results of the study. There are more Chinese scientists than Americans in the team.

单项选择题Norwich, the capital of the part of Britain known as East Anglia, has been in existence for more than two thousand years. It began as a small village beside the River Wensum. At the time of the Norman invasion in 1066 it had grown to become one of the largest towns in England. In 1066, Norwich was still one of the smallest town in England.