已知函数$f\left(x\right)=\sin \left(2x+\alpha \right)$在$x=\frac{\mathrm{\pi }}{12}$时有极大值，且$f(x-\beta )$为奇函数，则$\alpha ,\beta$的一组可能值依次为(     )

A: Good afternoon! How are you?

B: Fine, thank you. Oh, that's Tom speaking.

A: You're right.____

B: Sure,but she is doing her homework. Wait a moment. Lucy, it's Tom.

(After Lucy answers the phone. )

C: Hello. Tom.

A: Hello, Lucy.____

C: I have no idea. How about you?

A: I'm going fishing nearby on Saturday. Would you like to go with me?

C: ____ I'm sure we can have fun together. By the way, How can we get there?

A: ____ It's not far from here.

B: Sounds good. ____

A: Let's make it 8 :00 am at the school gate. OK?

B: OK. See you then.

A: See you.

 维护国家安全是每个公民应尽的义务。公民发现危害国家安全的行为时，正确做法是