must have use do in sentence
Do Verb Forms
| Base form (v1) |
Do |
| Past form (v2) |
Did |
Past Participle (v3)
-ed form |
Done |
Present Participle (v4)
‘ing’ form |
Doing |
Present simple (v5)
s / es/ ies |
Does |
MUST HAVE use -do verb forms
POSITIVE STATEMENT:
I must have done
situation
We must have done
situation
You must have done
situation
They must have done
situation
He must have done
situation
She must have done
situation
It must have done
situation
Name must have done
situation
QUESTION:
must I have done
situation
?
must We have done
situation
?
must You have done
situation
?
must They have done
situation
?
must He have done
situation
?
must She have done
situation
?
must It have done
situation
?
must Name have done
situation
?
