Using the Past Perfect Tense

In each of the following sentences, choose the correct verb form. Note that some of the verbs are irregular.

For help with this exercise, see “Regular Verbs.”

  1. The temperature was unseasonably hot when I (got / had gotten) out of bed that morning.

    Question

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    Using the Past Perfect Tense - Question 1
  2. By noon, the air conditioners at the office (were running / had been running) at high power for three hours.

    Question

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    Using the Past Perfect Tense - Question 2
  3. My boss told me that she (heard / had heard) that energy use that day was skyrocketing.

    Question

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    Using the Past Perfect Tense - Question 3
  4. I (asked / had asked) how we could conserve energy.

    Question

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    Using the Past Perfect Tense - Question 4
  5. I mentioned that I (just learned / had just learned) that some household and office machines use power even when they are turned off.

    Question

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    Using the Past Perfect Tense - Question 5
  6. My boss (read / had read) the same information, so we unplugged computers in the office that were not in use.

    Question

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    Using the Past Perfect Tense - Question 6
  7. We also (raised / had raised) the office temperature from sixty-eight degrees to seventy-two, and then we turned off some of the lights.

    Question

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    Using the Past Perfect Tense - Question 7
  8. By late afternoon, we (did / had done) everything we could think of to save energy, but it was not enough.

    Question

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    Using the Past Perfect Tense - Question 8
  9. We knew that the city (warned / had warned) residents that rolling blackouts were possible.

    Question

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    Using the Past Perfect Tense - Question 9
  10. However, when the office (suddenly darkened / had suddenly darkened), everyone was stunned.

    Question

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    Using the Past Perfect Tense - Question 10