根据上下文填空。 1. A: Hi, Lily. How is everything? B: Hi, Dan. I'm ________. I have got 100 in the exam. 2. A: See you tomorrow. B: ________. 3. A: What is ________? B: My mother is a singer. 4. A: How are you? B: ________. I broke my legs. 5. Good ________, my baby. Have a sweet dream.