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