Ответ:

2.

A: will my brother become a doctor in 20 years?

B: No, he won't

3.

A: Will my parents buy me a teleskop for birthday?

B: Yes, thay will

4.

A: will I become famous in the future?

B: Yes, you will

5.

A: Will my family and i go to New York this ?

No, You won't