英语翻译What's your favorite transportation?Last week,we did a s

英语翻译
What's your favorite transportation?
Last week,we did a survey about different kinds of transportation.We asked students about their favorite kinds of transportation.Here are some of the results.Most students come to school by bike and they like riding bikes.Of course,bikes are cheaper than cars and buses.Some students like cars because they are safer than bikes.Cars are also faster than bikes and buses.Among some studnets,buses are not popular,because they often have too many passengers.buses are also dirtier and more crowded.however,not many people can afford a car.
这是人教版八年级上册第40页的一篇文章，有几个单词不认得，麻烦帮我翻译一下，我感之不尽！