English verb conjugation CAN ECHO

Regular verb: echo - echoed - echoed

Affirmation

Simple form

I can echo
you can echo
he can echo
we can echo
you can echo
they can echo

V-ing form

I can be echoing
you can be echoing
he can be echoing
we can be echoing
you can be echoing
they can be echoing

Perfect

I can have echoed
you can have echoed
he can have echoed
we can have echoed
you can have echoed
they can have echoed

V-ing perfect

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

Negation

Simple form

I cannot echo
you cannot echo
he cannot echo
we cannot echo
you cannot echo
they cannot echo

V-ing form

I cannot be echoing
you cannot be echoing
he cannot be echoing
we cannot be echoing
you cannot be echoing
they cannot be echoing

Perfect

I cannot have echoed
you cannot have echoed
he cannot have echoed
we cannot have echoed
you cannot have echoed
they cannot have echoed

V-ing perfect

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

Interrogative form

Simple form

can I echo?
can you echo?
can he echo?
can we echo?
can you echo?
can they echo?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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