捷克举行传统冬泳比赛

360 people swim in the very cold Vltava River in Prague, Czech Republic. This event takes place every winter. This year, people remember Alfred Nikodem.

Alfred Nikodem was a Czech goldsmith(金匠). He was a hardy(吃苦耐劳的) man. He liked to swim in cold weather. He first swam in the Vltava River in winter of 1923. A few friends swam with him. More than 50 people swam five years later. The number of swimmers gets bigger every year.

The river water is icy this year. It is only three to four degrees Celsius(摄氏度). Swimmers swim 100, 300, or 750 meters. The fastest swimmer swims 750 meters in 9 minutes and 11 seconds.

1.How often does the swimming event take place?

A Every week.

B Every summer.

C Every month.

D Every winter.

解析：选D。D 细节理解题。根据第一段This event happens every winter.可知，这一赛事每年冬天都会发生。故选D。

2.What can we know about Alfred Nikodem?

A He was in love with gold.

B He was a swimming leader.

C He worked for many people.

D He liked swimming in winter.

解析：选D。D 细节理解题。根据第二段He liked to swim in cold weather.可知，阿尔弗雷德·尼科德姆喜欢在寒冷的天气游泳，故选D。

3.When did Alfred Nikodem begin to swim?

A In the 1910s.

B In the 1920s.

C In the 1930s.

D In the 1940s.

解析：选B。B 细节理解题。根据第二段He first swam in the Vltava River in winter 1923.可知，1923年冬天(即1920s，20世纪20年代)，他第一次在伏尔塔瓦河游泳。故选B。

4.How many swimmers might be there in 1929?

A Over 50.

B Over 100.

C Over 300.

D Over 750.

解析：选A。A 细节理解题。根据第二段More than 50 people swam five years later.可知，(在1923年的)五年后，50多人参加了冬泳。故选A。

5.What can we learn from the last paragraph?

A Swimmers can swim in three ways.

B The fastest swimmer makes a new record.

C Swimmers must finish a 1150-meter swim.

D The water is not friendly to swimmers this year.

解析：选D。D 推理判断题。根据最后一段The river water is icy this year. It is only three to four degrees Celsius(摄氏度).可知，今年的河水冰冷，只有三到四摄氏度。由此说明河水对游泳者而言不太友好，故选D。