I can earmark you can earmark he can earmark we can earmark you can earmark they can earmark
V-ing form
I can be earmarking you can be earmarking he can be earmarking we can be earmarking you can be earmarking they can be earmarking
Perfect
I can have earmarked you can have earmarked he can have earmarked we can have earmarked you can have earmarked they can have earmarked
V-ing perfect
I can have been earmarking you can have been earmarking he can have been earmarking we can have been earmarking you can have been earmarking they can have been earmarking
Negation
Simple form
I cannot earmark you cannot earmark he cannot earmark we cannot earmark you cannot earmark they cannot earmark
V-ing form
I cannot be earmarking you cannot be earmarking he cannot be earmarking we cannot be earmarking you cannot be earmarking they cannot be earmarking
Perfect
I cannot have earmarked you cannot have earmarked he cannot have earmarked we cannot have earmarked you cannot have earmarked they cannot have earmarked
V-ing perfect
I cannot have been earmarking you cannot have been earmarking he cannot have been earmarking we cannot have been earmarking you cannot have been earmarking they cannot have been earmarking
Interrogative form
Simple form
can I earmark? can you earmark? can he earmark? can we earmark? can you earmark? can they earmark?
V-ing form
can I be earmarking? can you be earmarking? can he be earmarking? can we be earmarking? can you be earmarking? can they be earmarking?
Perfect
can I have earmarked? can you have earmarked? can he have earmarked? can we have earmarked? can you have earmarked? can they have earmarked?
V-ing perfect
can I have been earmarking? can you have been earmarking? can he have been earmarking? can we have been earmarking? can you have been earmarking? can they have been earmarking?
Interro-negative form
Simple form
can I not earmark? can you not earmark? can he not earmark? can we not earmark? can you not earmark? can they not earmark?
V-ing form
can I not be earmarking? can you not be earmarking? can he not be earmarking? can we not be earmarking? can you not be earmarking? can they not be earmarking?
Perfect
can I not have earmarked? can you not have earmarked? can he not have earmarked? can we not have earmarked? can you not have earmarked? can they not have earmarked?
V-ing perfect
can I not have been earmarking? can you not have been earmarking? can he not have been earmarking? can we not have been earmarking? can you not have been earmarking? can they not have been earmarking?