完形填空

阅读下面短文，掌握其大意，然后从短文后各题所给的四个选项中，选出可以填入空白处的最佳选项。

　　One evening Beethoven was walking in a street 1 he suddenly stopped outside a little house. He heard someone 2 his Sonata in F.

　　From the small house came 3 voice: “I can't play any more. This piece of music is so 4 to play. How I wish I could hear Beethoven himself play it.”

　　“Ah, my sister, but we are so 5 ,” said a young man. “We can't afford to buy tickets to the concert.”

　　“Forget it,” said the girl. “I just said for 6 .”

　　Beethoven knocked at the door and it opened. In the dim candle light a girl was 7 before a piano. A young man was making shoes by a table near her.

　　“Pardon me,” said Beethoven, “but I heard the music. You wish to hear …” He stopped. To 8 surprise he found the girl was blind. “Excuse me, who taught you to play the music? You learned it 9 ” “I heard the woman next door playing this music. I listened to her outside her window for a long time.”

　　Beethoven said 10 . He sat down 11 the piano. The moon shone 12 in through the window. He looked 13 to the sky for a while. Then he said to himself, “I'll play a Sonata to the Moonlight!” He began to play.

　　The girl and the young man listened to him silently near the piano. They both lost 14 in the beautiful music.

　　After Beethoven went back home he worked all night 15 down the new piece of music. He called it the Moonlight Sonata.

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