听句子,选择适当的应答语。 ( )1. A. Just a minute, please. B. Don't worry. C. I like it very much. D. That's all. ( )2. A. It's 20 yuan. B. They're 20 yuan. C. It's about four twenty. D. It is twenty years old. ( )3. A. My father is at home. B. I am doing my homework. C. My toes hurt. D. I'm 1.5 meters tall. ( )4. A. All right. B. Thank you. C. Be careful! D. Nice to meet you. ( )5. A. Hello! B. Thanks. C. I'm lost. D. Go down this street and turn right.