请根据提示的句子，选择答句或问句的正确答案，在前面的括号内打对号。
（1）---Can we go and play with the animals?
---___________________.
（ ）Yes, I can.
（ ）Yes, you can.
（2）---Is that the post office?
---_________.The post office is next to the bank.
（ ）No, it isn't.
（ ）No, I can't.
（3）---_____________?
---It's 83 yuan.
（ ）Can I help you?
（ ）How much is it?
（4）---_____________?
---They're ducks.
（ ）What is this?
（ ）What are these?