I was only able to find 1 pronoun shift.
Teenagers often want more freedom, but you need to show that you are responsible.
Answer:
My fellow Americans: ask not what your country can do for you—ask what you can do for your country.”
the answer is
to....breath
"required him <em>to</em><em> </em>hold his <em>breath</em><em> </em>for three minutes"
Answer: It highlights the connection between war and famine.