could have use observe in sentence
Observe Verb Forms
| Base form (v1) |
Observe |
| Past form (v2) |
Observed |
Past Participle (v3)
-ed form |
Observed |
Present Participle (v4)
‘ing’ form |
Observing |
Present simple (v5)
s / es/ ies |
Observes |
could have use - observe verb forms
POSITIVE STATEMENT:
I could have observed
situation
We could have observed
situation
You could have observed
situation
They could have observed
situation
He could have observed
situation
She could have observed
situation
It could have observed
situation
Name could have observed
situation
QUESTION:
could I have observed
situation
?
could We have observed
situation
?
could You have observed
situation
?
could They have observed
situation
?
could He have observed
situation
?
could She have observed
situation
?
could It have observed
situation
?
could Name have observed
situation
?
