English verb conjugation CAN RETRACE

Regular verb: retrace - retraced - retraced

Affirmation

Simple form

I can retrace
you can retrace
he can retrace
we can retrace
you can retrace
they can retrace

V-ing form

I can be retracing
you can be retracing
he can be retracing
we can be retracing
you can be retracing
they can be retracing

Perfect

I can have retraced
you can have retraced
he can have retraced
we can have retraced
you can have retraced
they can have retraced

V-ing perfect

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

Negation

Simple form

I cannot retrace
you cannot retrace
he cannot retrace
we cannot retrace
you cannot retrace
they cannot retrace

V-ing form

I cannot be retracing
you cannot be retracing
he cannot be retracing
we cannot be retracing
you cannot be retracing
they cannot be retracing

Perfect

I cannot have retraced
you cannot have retraced
he cannot have retraced
we cannot have retraced
you cannot have retraced
they cannot have retraced

V-ing perfect

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

Interrogative form

Simple form

can I retrace?
can you retrace?
can he retrace?
can we retrace?
can you retrace?
can they retrace?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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