must have use impair in sentence
Impair Verb Forms
| Base form (v1) |
Impair |
| Past form (v2) |
Impaired |
Past Participle (v3)
-ed form |
Impaired |
Present Participle (v4)
‘ing’ form |
Impairing |
Present simple (v5)
s / es/ ies |
Impairs |
MUST HAVE use -impair verb forms
POSITIVE STATEMENT:
I must have impaired
situation
We must have impaired
situation
You must have impaired
situation
They must have impaired
situation
He must have impaired
situation
She must have impaired
situation
It must have impaired
situation
Name must have impaired
situation
QUESTION:
must I have impaired
situation
?
must We have impaired
situation
?
must You have impaired
situation
?
must They have impaired
situation
?
must He have impaired
situation
?
must She have impaired
situation
?
must It have impaired
situation
?
must Name have impaired
situation
?
