English verb conjugation CAN SIP

Regular verb: sip - sipped - sipped

Affirmation

Simple form

I can sip
you can sip
he can sip
we can sip
you can sip
they can sip

V-ing form

I can be sipping
you can be sipping
he can be sipping
we can be sipping
you can be sipping
they can be sipping

Perfect

I can have sipped
you can have sipped
he can have sipped
we can have sipped
you can have sipped
they can have sipped

V-ing perfect

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

Negation

Simple form

I cannot sip
you cannot sip
he cannot sip
we cannot sip
you cannot sip
they cannot sip

V-ing form

I cannot be sipping
you cannot be sipping
he cannot be sipping
we cannot be sipping
you cannot be sipping
they cannot be sipping

Perfect

I cannot have sipped
you cannot have sipped
he cannot have sipped
we cannot have sipped
you cannot have sipped
they cannot have sipped

V-ing perfect

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

Interrogative form

Simple form

can I sip?
can you sip?
can he sip?
can we sip?
can you sip?
can they sip?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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