Hope This Helps
https://byjus.com/govt-exams/direct-indirect-speech-rules/
Answer:
It suggest that luck is very important to make things possible.
Explanation:
The ellipsis in the line, "with little bit of luck she'd make it..." suggested that if she is lucky she can make its way and get to its destination. The story written by Kathleen Bradford tells us that if a person is lucky and has a strong will to achieve its goal so it can achieve its goal and aim in the end because for fulfilling your dream, two things are needed i.e. focus and hard work with a luck so in this story the women has a strong will and a luck that make possible what she wanted.
I would say that the sense of urgency would be for warning that Hitler had a plan to invade Britain since such an event would be extremely serious and would require all the armed force to be marshalled to prevent this and to fight the Nazis in the air, on the ground and at sea to repel them and show the resolve of the people of Britain.