Q: Does the word "reduce" mean the same thing in "Reduce a problem to a single question." and "Reduce one's standard of living."?

A: different meanings

Q: Does the word "keep" mean the same thing in "Keep count." and "The pianist kept time with the metronome."?

A: the same meaning

Q: Does the word "work" mean the same thing in "She knows how to work the system." and "He works his parents for sympathy."?

A: the same meaning

Q: Does the word "refer" mean the same thing in "Refer a patient to a specialist." and "Christians refer to the mother of Jesus as the Virgin Mary."?

A:
different meanings