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