完形填空Some cities are crowded.They have bus or train stations

完形填空
some cities are crowded.they have bus or train stations to help people travel through them.in these cities,many people do not have cars.for example,in new york,only about one-third people drive to work.
why do people need to have a car?some people need a car to get to work.others like the *** of having a car.but hacing a car can be expensive.many people take buses or trains instead.they don't want to worry about the cost of having a car.
how much would it need to own a car?learn the prices of new and used cars by looking at ads.then count how much you would have to pay each month for a car.if you buy a car,you have to pay for insurance and registration mark.you also have to take care of the car and buy gas.put all the money you have to pay and compare it with w____ you pay for buses and trains.
now do you s___ want to buy a car.