根据首字母或者中英文提示，用正确形式填空。
There is a bag in the hall. It must          (属于) to Cathy.
Jack               (更喜欢) the music that has great lyrics.
She        (梦到)that one day she would be famous.
Bill Gates donated m           of dollars in 2010.
The dog’s d           makes me very sad.
To be honest, I only eat food that t__________ good.
Finally, she made a               (decide) to teach in the poor village.
Through the Internet, we can           (easy) get the information that we need.
Our teachers often tells us the             (important) of learning how to learn.