给下列句子选择相应的答句。
What do you need for school? A. Thank you.
What's in your schoolbag? B. No, it isn't. My ruler is short.
Is it a pencil case? C. Yes, it is.
What's that? D. No, they aren't. They' re Mike's.
Is this your ruler? E. Two books and three pens.
It's for you. F. It is a nice pencil.
Look at my new pencil case! G. I need a big schoolbag.
Are they your pens? H. How nice!