根据听到的句子，选择正确答语。 (     ) 1. A. How do you do? (     ) 2. A. Her grandmother made Maria a sweater. (     ) 3. A. Not at all. (     ) 4. A. No, it's not yours. (     ) 5. A. Pillow. B. How are you? B. The teacher gave Maria an A. B. Thank you. B. No, it's not his. B. Stone. C. Good afternoon! C. Her mother helped Maria. C. You're welcome. C. No, it's not mine. C. Tree.