结合本题所设置的情境，在每个空白处填入适当的内容完成下列对话。

（After Li Hua and Zhang Ming visited the science fair. ）

A: How do you like the science fair?

B: （1） . There are so many inventions in it.

A: （2） ?

B: I think the AI anchor（主播）interests me most. It looks and speaks just like a real person.

A: You see. Our country is developing so fast. （3） ?

B: I’m going to be a scientist in the future.

A: （4） ?

B: I’m going to study science and maths harder.

A: Hope your dream will come true.

B: Thanks so much.

A: （5） .