用所给词的适当形式填空。 1. Tom is going to be a policeman when he ________ (grow) up. 2. Everyone should have good ________ (hobby). They can make our lives more interesting. 3. She has great fun __________ (play) the violin every day. 4. She is __________ (care). She often loses her school things. 5. The Great Wall is one of ________ (great) wonders in the world.