English verb conjugation CAN PREINVESTIGATE

Regular verb: preinvestigate - preinvestigated - preinvestigated

Affirmation

Simple form

I can preinvestigate
you can preinvestigate
he can preinvestigate
we can preinvestigate
you can preinvestigate
they can preinvestigate

V-ing form

I can be preinvestigating
you can be preinvestigating
he can be preinvestigating
we can be preinvestigating
you can be preinvestigating
they can be preinvestigating

Perfect

I can have preinvestigated
you can have preinvestigated
he can have preinvestigated
we can have preinvestigated
you can have preinvestigated
they can have preinvestigated

V-ing perfect

I can have been preinvestigating
you can have been preinvestigating
he can have been preinvestigating
we can have been preinvestigating
you can have been preinvestigating
they can have been preinvestigating

Negation

Simple form

I cannot preinvestigate
you cannot preinvestigate
he cannot preinvestigate
we cannot preinvestigate
you cannot preinvestigate
they cannot preinvestigate

V-ing form

I cannot be preinvestigating
you cannot be preinvestigating
he cannot be preinvestigating
we cannot be preinvestigating
you cannot be preinvestigating
they cannot be preinvestigating

Perfect

I cannot have preinvestigated
you cannot have preinvestigated
he cannot have preinvestigated
we cannot have preinvestigated
you cannot have preinvestigated
they cannot have preinvestigated

V-ing perfect

I cannot have been preinvestigating
you cannot have been preinvestigating
he cannot have been preinvestigating
we cannot have been preinvestigating
you cannot have been preinvestigating
they cannot have been preinvestigating

Interrogative form

Simple form

can I preinvestigate?
can you preinvestigate?
can he preinvestigate?
can we preinvestigate?
can you preinvestigate?
can they preinvestigate?

V-ing form

can I be preinvestigating?
can you be preinvestigating?
can he be preinvestigating?
can we be preinvestigating?
can you be preinvestigating?
can they be preinvestigating?

Perfect

can I have preinvestigated?
can you have preinvestigated?
can he have preinvestigated?
can we have preinvestigated?
can you have preinvestigated?
can they have preinvestigated?

V-ing perfect

can I have been preinvestigating?
can you have been preinvestigating?
can he have been preinvestigating?
can we have been preinvestigating?
can you have been preinvestigating?
can they have been preinvestigating?

Interro-negative form

Simple form

can I not preinvestigate?
can you not preinvestigate?
can he not preinvestigate?
can we not preinvestigate?
can you not preinvestigate?
can they not preinvestigate?

V-ing form

can I not be preinvestigating?
can you not be preinvestigating?
can he not be preinvestigating?
can we not be preinvestigating?
can you not be preinvestigating?
can they not be preinvestigating?

Perfect

can I not have preinvestigated?
can you not have preinvestigated?
can he not have preinvestigated?
can we not have preinvestigated?
can you not have preinvestigated?
can they not have preinvestigated?

V-ing perfect

can I not have been preinvestigating?
can you not have been preinvestigating?
can he not have been preinvestigating?
can we not have been preinvestigating?
can you not have been preinvestigating?
can they not have been preinvestigating?

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