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The first engine _________ heat to drive a machine was the steam engine.
  1. made use of
  2. to make use of
  3. of using
  4. of making use
Explanation

"Made use of" in this context emphasizes the utilization or application of heat for the purpose of driving a machine.

It highlights the intentional action of harnessing heat as an energy source for powering the steam engine.

This phrase emphasizes the deliberate choice and implementation of heat as a driving force, underscoring the significance of this innovation in the development of the steam engine.



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