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Anonymous Posted 16 years ago
Grammar

Is 'must have run' or 'must have ran' correct?

this is my homework for tonight- does anybody want to help me? i can't find much, and ask.com probably isn't that legitimate.
  

Top answer

If you have "have" then you need the participle. I ran I have run I must have run

— BarbaraPA

  • If you have "have" then you need the participle.
  • I ran I have run I must have run
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4 Answers
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If you have "have" then you need the participle.

I ran
I have run
I must have run
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Hi,

Think about this.



must have needs to be followed by a past participle.



Clive
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then isnt ran past? instead of run? so wouldnt it be must have ran?
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then isnt ran past? instead of run? so wouldnt it be must have ran?- No. You will hear that in casual conversation in certain parts of the US, but no—you use (as has been already explained) the past participle of the verb, which in the case of 'run' is the same as the present form, whenever you are speaking or writing carefully. Here are a few common irregular verbs in the 3 forms:
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