1. 请阅读下面短文，根据短文内容。从方框内所给的选项中选出能填入空白处的最佳选项，使短文意思通顺(有一项多余)。

    When people are driving, they like listening to music on the radio in the car. Music makes the ride interesting.

    There is a kind of wonderful road in Japan- melody road. When you drive on it, you can hear nice songs. There are three melody roads in Japan. When you drive on it, you can hear the song Memories of Summer. Lots of drivers like this road very much. Many people drive their cars to the road only because they want to listen to the nice song.

    The designer (设计者) of this road says, "You can hear the beautiful song best when your speed (速度) is 50 kilometers an hour".

A. You must follow the traffic rules. B. They say the song keeps therm relaxed. C. It is a road with musical notations (乐谱). D. But do you know roads can play music too? E. But to hear the music, you can't drive too fast. F. One of them is near the city of Numata and it's about 175 meters long.