English verb conjugation
CAN REOBSERVE

Regular verb: reobserve - reobserved - reobserved

Affirmation

Simple form	V-ing form
I can reobserve you can reobserve he can reobserve we can reobserve you can reobserve they can reobserve	I can be reobserving you can be reobserving he can be reobserving we can be reobserving you can be reobserving they can be reobserving
Perfect	V-ing perfect
I can have reobserved you can have reobserved he can have reobserved we can have reobserved you can have reobserved they can have reobserved	I can have been reobserving you can have been reobserving he can have been reobserving we can have been reobserving you can have been reobserving they can have been reobserving

Negation

Simple form	V-ing form
I can't reobserve you can't reobserve he can't reobserve we can't reobserve you can't reobserve they can't reobserve	I can't be reobserving you can't be reobserving he can't be reobserving we can't be reobserving you can't be reobserving they can't be reobserving
Perfect	V-ing perfect
I can't have reobserved you can't have reobserved he can't have reobserved we can't have reobserved you can't have reobserved they can't have reobserved	I can't have been reobserving you can't have been reobserving he can't have been reobserving we can't have been reobserving you can't have been reobserving they can't have been reobserving

Interrogative form

Simple form	V-ing form
can I reobserve? can you reobserve? can he reobserve? can we reobserve? can you reobserve? can they reobserve?	can I be reobserving? can you be reobserving? can he be reobserving? can we be reobserving? can you be reobserving? can they be reobserving?
Perfect	V-ing perfect
can I have reobserved? can you have reobserved? can he have reobserved? can we have reobserved? can you have reobserved? can they have reobserved?	can I have been reobserving? can you have been reobserving? can he have been reobserving? can we have been reobserving? can you have been reobserving? can they have been reobserving?

Interro-negative form

Simple form	V-ing form
can't I reobserve? can't you reobserve? can't he reobserve? can't we reobserve? can't you reobserve? can't they reobserve?	can't I be reobserving? can't you be reobserving? can't he be reobserving? can't we be reobserving? can't you be reobserving? can't they be reobserving?
Perfect	V-ing perfect
can't I have reobserved? can't you have reobserved? can't he have reobserved? can't we have reobserved? can't you have reobserved? can't they have reobserved?	can't I have been reobserving? can't you have been reobserving? can't he have been reobserving? can't we have been reobserving? can't you have been reobserving? can't they have been reobserving?