He was our hero and we used to tell each other that he was so tough that you could hammer nails into him without his noticing it

He was our hero and we used to tell each other that he was so tough that you could hammer nails into him without his noticing it.
(a) Who is ‘he’?
(b) What does this statement imply?
© Write the antonym of ‘hero’.

(a) ‘He’ here refers to Corporal Turnbull, a young officer who had come back without any injuries from Dunkirk.
(b) The. statement implies that he was very brave and tough.
© The antonym of‘hero’ is ‘villain’.