阅读短文，从方框中选出适当的词，并用其适当形式填空。有的需要加助动词或不定式符号。（每词限用一次）

Do you know how the song Happy Birthday was invented? A poor girl was invited to her friends birthday party. She    happy but a little sad because she didn't have enough money     a gift. "The party is in a few days. What shall I do?" The night before the party, her grandma said, "Don't worry, I think I can help you. How about singing a song? Happy birthday to......" What a beautiful song! Suddenly she   up. It was a  dream! She decided  it down at once and sing it to her friend at the party. When she sang the song at the party the next day, her friend was very happy. "Thank you for me such a special gift." Then all of the kids learned to sing it together.