Problem: Sentence1: Can you live on $2000 a month in New York City?
Sentence2: I lived through two divorces.
Q: Does the term live mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: She could not help watching the sad spectacle.
Sentence2: I can't help myself -- I have to smoke.
Q: Does the term help mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Draw parallels.
Sentence2: He drew great benefits from his membership in the association.
Q: Does the term draw mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: I could see the roof of the bear's mouth.
Sentence2: The roof of the cave was very high.
Q: Does the term roof mean the same thing in both these sentences?

Answer:
the same meaning