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