填入一个适当的词补全对话，每空一词。

A: Hi, Wang Ming! Nice to see you again. What are you reading?

B: I'm reading an article about Tianwen1st, successfully landed on Mars(火星) on May 15th.

A: Wow, wonderful. Our motherland has such rapid progress in space.

B: I think so. Do you want to be a scientist when you grow up?

A: Of I do. I want to be a physics scientist when I grow up.

B: How are you going to achieve your dream?

A: I'm going to read plenty books on physics.

B: Great! I hope be a great scientist like Elbe~ Einstein in the future.

A: Thank you.