问题补充：
Differences in bicycling between China and other countries
People all over the world ride bicycles . But there are many differences between China and other countries .
Wearing helmets(头盔)
You may think helmets are useless .But you are wrong . In many places kids have to wear them when they ride bikes . In some places of the United States , its against the law (违反法律）for kids under 16 to ride without helmets .Many people say that helmets are like seat belts (安全带） for bikes .
Bike lanes (车道）
In China , bicycles have their own special lanes on the road . People can ride next to cars . In the USA , roads are only for cars . People don ride their bikes to school or work . But this isn true everywhere in the West . In the Netherlands(荷兰）there are more bikes than people . The whole country has bicycle lanes .
Riding for fun
Do you ride your bike to school ? In China this is very common . But in the USA , kids only ride their bikes for fun on the weekend . They regard bicycling as a sport . Many cities have special parks .People turn old railways(铁路） into bike roads . People can ride from town to town .
【小题1】What are the differences between China and other countries in bicycling ?
Wearing helmets , bike lanes , riding for fun are the differences between China and other countries in bicycling .
【小题2】Which country has the law that everyone must wear a helmet while riding ?
The United States has the law that everyone must wear a helmet while riding .
【小题3】What do many people think of helmets ?
They think that helmets are like seat belts for bikes .
【小题4】Which country has more bikes than people ?
In the Netherlands there are more bikes than people .
【小题5】What do Americans regard bicycling as and how do they do ?
They regard it as a sport ; parks ; old railways ; they build some special and turn into bike roads .
答案：
解析：
此题重点考察对整篇文章的理解，以及对文章内容的综合概括能力。
