听句子。选择恰当的答语。每小题念一遍。( ). A. That's all right. ( )2. A. Thirty miles. ( )3. A. I think so. ( )4. A. So I do. ( )5. A. What a pity. B. That sounds good. B. Fourteen times. B. No, there isn't. B. Of course not. B. It doesn't matter. C. Any time will do. C. Twenty-one hours. C. Sorry, we won't. C. I agree with you. C. Really? That's great.