题目内容：

阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

It was a beautiful morning. I was still asleep in bed when 1. rising sun got through the curtains and shone brightly. I quickly 2.(wake) up. I saw my cat was sitting on top of my desk 3. (quiet). I smiled at her and headed outside. Looking up at the sky, I thanked God 4.the beautiful morning.

Later in the day I was shopping at the local grocery store. I was joking with the cashier (收银员) when I heard a giggle (咯咯笑) behind me. I turned and saw a little girl 5.(hold) her mom’s hand. She looked up at me and said, “You sing when you talk.” Her mom looked embarrassed and made an 6.(apologize) immediately, but I just smiled at the little girl and laughed along with her. It was only then 7.I realized I had been feeling so fine on this wonderful day that 8. ( I )voice had taken on a song-like quality. Instead of feeling upset by it, though, I felt even 9.(good). It was wonderful 10.(know) that I had been singing when I talked and that I had made that little girl giggle with joy.