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Tagged with can-could syntactic-analysis
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So, we don't have "can have + PP" in English, do we? but we do have "can't have +PP", don't we?
Modal verbs like can, could, may, might,.... are very difficult & arbitrary.
According to this site:
can't have + past participle: I'm fairly sure this wasn't true
Ex: She can't have ...
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Usage of 'can't'
Please look at this sentence:
" I can't do the fourth and fifth questions but I have done all the other questions"
is this correct?
Because in first part present tense is used with the usage of "do"...
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Is the structure "can have verb-ed" possible?
I have seen and heard sentences like these:
He could have gone too far.
John can't have eaten all the cake.
But I don't seem to encounter this structure:
She can have done the work.
I tried ...