求新概念英语2 lesson50 急！！

课文是:Taken for a ride
听录音,回答这个问题:why did the writer not get off the bus at Woodford Green?
I love travelling in the country, but I don't like losing my way. I went on an excurion recently, but my trip took me longer than I expected.
"I'm going to Woodford Green,"I said to the conductor as I got on the bus, "but I don't know where it is."
"I'll tell you where to get off,"answered the conductor.
I sat in the front of the bus to get a good view of the countryside. After some time, the bus stopped. Looking round, I realized with a shock that I was the only passenger left on the bus.
"You'll have to get off here,"the conductor said."This is as far as we go."
"Is this Woodford Green?"I asked.
"Oh dear,"said the conductor suddenly."I forgeo to put you off."
"It doesn't matter,"I said, "I'll get