Q: Does the word "now" mean the same thing in "There is no better time than now." and "Now is the right time."?

A: the same meaning

Q: Does the word "quotation" mean the same thing in "Let's get a quotation for repairing the roof before we decide whether it's worth doing." and "Since he lacks originality he must rely on quotation."?

A: different meanings

Q: Does the word "reason" mean the same thing in "The reason that war was declared." and "They had good reason to rejoice."?

A: different meanings

Q: Does the word "give" mean the same thing in "Give homage." and "She gave herself to many men."?

A:
different meanings