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Vijay1010 Posted 16 years ago
Grammar

What is Perfect infinitive and Passive perfect infinitive?

Plz clarify me what is perfect infinitive and passive perfect infinitve give illustrations in this regard.

Regards,
  

Top answer

Hi, Let's take the verb to do. perfect infinitive (active): (to) have done perfect infinitive (passive): (to) have been done Active You look exhausted. You must have worked hard this week.

— Tanit

  • Hi, Let's take the verb to do.
  • perfect infinitive (active): (to) have done perfect infinitive (passive): (to) have been done Active You look exhausted.
  • You must have worked hard this week.
  • Passive That book was translated into more than twenty languages.
  • It must have been read by several millions of people all around the world.
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3 Answers
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Hi,

Let's take the verb to do.
  • perfect infinitive (active): (to) have done
  • perfect infinitive (passive): (to) have been done
Active

You look exhausted. You must have worked hard this week.

Passive

That book was translated into more than twenty languages. It must have been read
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The terms 'perfect' and 'infinitive' refer to two entirely different verb forms. So I don't understand your question.

BillJ
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