Problem: Sentence1: A bit of lint.
Sentence2: The horse was not accustomed to a bit.
Q: Does the term bit mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: Approach a task.
Sentence2: I was approached by the President to serve as his adviser in foreign matters.
Q: Does the term approach mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: He put all his efforts into this job.
Sentence2: The teacher put an interesting twist to the interpretation of the story.
Q: Does the term put mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Her surprise did not register.
Sentence2: Register for an election.
Q: Does the term register mean the same thing in both these sentences?

Answer:
different meanings