从Ⅱ栏中找出Ⅰ栏各句的应答语。
Ⅰ Ⅱ
How are you? A. Yes, it is. Thanks.
Thank you! B. I’m fine.
Is this your book? C. How do you do?
How do you do? D. That’s OK.
Do you have a ruler? E. No, I don’t.