A：Where are you going,Jane?简，你要去哪里?
B：I'm going to the hospital to see Susan.我想去医院看苏珊。
A：I saw her yesterday. She was a little better.我昨天去看她了。她好了一点。
B：Must I catch a number 7 bus to get there?我必须搭7路车去那里吗?
A：No, you needn't. A number 13 bus will also take you to the hospital.不，你不必。13路车也能把你带到医院。
B：Number 13 buses run much more frequently,don't they?13路公车发车更频繁，是吗?
A：Yes. I caught a number 7 bus yesterday, and they said I had taken a wrong bus.是的。我昨天搭7路车，他们说我搭错车了。
B：Thank you, Henry. I'll get a number 13.谢谢你，亨利。我会搭13路的。
A：But number 13 buses leave from the center of town. You'll have to walk two miles to catch one.但是13路公车从镇中心发车。你必须走两英里才能搭到。