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问题 选择题

下列物质中，属于电解质的是( )

A．铜

B．食盐水

C．蔗糖（C12H22O11）

D．碳酸氢钠

答案

答案：D

A错，铜为单质既不是电解质也不是非电解质；B错，食盐水为混合物，不属于电解；C错，蔗糖属于非电解质；D正确；

阅读理解
请阅读以下对五位体育健将的介绍，并选择相应的照片。
                                                           Resumé (简历)
1.        He is a Chinese hurdling athlete and Olympic gold medalist who holds the present world
record in the 110 meter hurdles with a time of 12.88 seconds. He is also the world junior indoor record holder in the 60 meter hurdles with a time of 7.55 seconds. Besides a longer race he also set the world junior indoor record in the 50 meter hurdles with a time of 6.52 seconds. These
records are not officially recognized by the IAAF (国际业余田径联合会).
2.       He is a popular professional Chinese basketball player. He plays center for the Houston
Rockets in the National Basketball Association at present. He is the 4th tallest player in NBA
basketball history at a height of 2.30 m. He played well in the Sydney 2000 Summer Olympics.
3.       She was born in Beijing in 1981. She was ranked No. 1 in the International Table Tennis
Federation rankings in 2005, in both women's singles and women's doubles. She took part in
the 2004 Summer Olympics in Athens and won gold medals in both singles and doubles with
her partner.
4.        He is the most popular Chinese diving prince and Olympic champion. He has won two
Olympic golds, three world titles and 15 World Cups in his career, but he took part in too
many commercial (商业的) and social activities after the Athens Games in August, 2004.
5.       She is from Zhejiang Province. She won the women's 50 and 100 meter breaststroke
events at both 2001 and 2003 world championships. She got the 50m title at the Athens
Olympics in 2004, which was China's first Olympic swimming gold in eight years.

       A                  B                 C                   D                  E
1._____2._____3._____4._____5._____
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选择题

亚洲有多样的地域文化，其中形成在我国的是[ ]

A．华夏文化

B．恒河文化

C．阿拉伯文化

D．玛雅文化
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