Question

president john Kennedy ....... in Dallas in November 1963

Answer 1

President John Kennedy was born in Dallas in November 1963.
Bear(Инфинитив) - это толтко часть глагола, поэтому перед ним ставится глагол to be в прошедшей форме
I was born
They were born
И т.д.
Но также у Bear есть свои три формы.
1 фома - Bear
2 - Bore
3 - Born

Answer 2

President John Kennedy was died in Dallas in November 1963