— . Let's ask her.

Kacey Tucker is a 17-year-old girl. Her dad works in Saudi Arabia, so she and her family live there. Kacey usually rides her horse (马) to school.
"I have two horses there, Jacob and Donald," she says. "My sister, Melissa rides them now. "
Kacey finishes all her middle school classes. She wants to go to a university (大学) in America. "I want to ride a horse to my school in America," says Kacey. "And my cousin's university has a really clean and big barn (畜棚). " So Kacey joins her cousin's university. Kacey's cousin Amy is 18 years old. She's a university student in America.
Kacey buys a horse in America. His name is Winston, and Kacey takes the horse to the university. She can ride the horse after school every day.
— About 55 kilometers.
— She's (七十) years old.
It seems that traveling is very important in modern(现代的)life. The fastest way of traveling is by plane. You can travel by plane one day to a place that it to OK a month or more to get to a hundred years ago.
Traveling by train is not so fast as traveling by plane. But it has its advantages. You can enjoy the scenery(风景) on your way. Modern trains have great seats and dining cars.
Some people like to travel by sea sometimes. There are liners or large river boats. You can visit many other countries and different parts of your country on them. Ships are not so fast as trains or planes, but traveling by sea is a very pleasant way to spend a holiday.
Many people like to travel by car. You can make your own timetable(时间表). You can travel three or four hundred miles or only fifty or one hundred miles a day. Just as you like. You can stop wherever you wish—at a place where there is something interesting to see, at a good restaurant where you can enjoy a good meal, or at a hotel to spend the night. That is why traveling by car is popular for pleasant trips, while people usually take a train or plane when they are traveling on business.
B .
C .
D .
"Come on, Dad! It's 7: 20 now," says Harry.
"I need to wash the1now, so you can't use it today ,"Mr. Smith says." You2to school this morning, OK?"
"But the school is a little far," says Jane.
"Walking is good. Now get your3and go!" Then Jane and Harry walk to4. It's a really long way. It5them 30 minutes. When they get to school, they are very6.
In the evening, Jane and Harry have a big7with their grandfather. They tell him they are not8to walk to school. Grandpa says, "That's good for9.l used to walk eight kilometers to school every10."
"Really?" Jane says. "But I don't like11. It's really tiring."
Grandpa says, "Kids need to walk or run every day. It's good for your12."
"Oh, I'll start walking every day," Harry13."I'd like to14healthy."
"I will15you, Harry. I want to be healthy, too," says Jane.