听问句，选答句(10分)
（1）A. They’re pencils. B. Four C. Four yuan
（2）A. My parents B. Two C. She’s my mom.
（3）A. Yes, it is B. It’s an orange C. It’s big.
（4）A. He’s a doctor B. She’s old C. She’s a doctor.
（5）A. She’s a farmer. B. Yes, they are C. He’s young.