Past speculation (må have / kan have)

QuestionAnswer
the archaeologist
arkæologen
The archaeologist may have been here many years ago.
Arkæologen kan have været her for mange år siden.
the excavation
udgravningen
She must have planned the excavation.
Hun må have planlagt udgravningen.
the coin
mønten
He must have found the coin during the excavation.
Han må have fundet mønten i løbet af udgravningen.
presumably
formentlig
They presumably found the coin a thousand years ago.
De fandt formentlig mønten for tusind år siden.
the Viking
vikingen
A Viking may have dropped the coin here.
En viking kan have tabt mønten her.
the sword
sværdet
The Viking must have used the heavy sword.
Vikingen må have brugt det tunge sværd.
the burial ground
gravpladsen
They have presumably worked on the burial ground during the summer.
De har formentlig arbejdet på gravpladsen i løbet af sommeren.
the skeleton
skelettet
The archaeologist may have found a skeleton at the burial ground.
Arkæologen kan have fundet et skelet på gravpladsen.
the ruin
ruinen
The skeleton must have lain under the ruin for many years.
Skelettet må have ligget under ruinen i mange år.
intact
intakt
The ruin is entirely intact, and that is presumably a rare phenomenon.
Ruinen er helt intakt, og det er formentlig et sjældent fænomen.
The sword must have been intact at the excavation, as you know.
Sværdet må jo have været intakt ved udgravningen.
You must have seen the intact skeleton.
Du må have set det intakte skelet.