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 can't earmark you can't earmark he can't earmark we can't earmark you can't earmark they can't earmark
V-ing form
I can't be earmarking you can't be earmarking he can't be earmarking we can't be earmarking you can't be earmarking they can't be earmarking
Perfect
I can't have earmarked you can't have earmarked he can't have earmarked we can't have earmarked you can't have earmarked they can't have earmarked
V-ing perfect
I can't have been earmarking you can't have been earmarking he can't have been earmarking we can't have been earmarking you can't have been earmarking they can't 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't I earmark? can't you earmark? can't he earmark? can't we earmark? can't you earmark? can't they earmark?
V-ing form
can't I be earmarking? can't you be earmarking? can't he be earmarking? can't we be earmarking? can't you be earmarking? can't they be earmarking?
Perfect
can't I have earmarked? can't you have earmarked? can't he have earmarked? can't we have earmarked? can't you have earmarked? can't they have earmarked?
V-ing perfect
can't I have been earmarking? can't you have been earmarking? can't he have been earmarking? can't we have been earmarking? can't you have been earmarking? can't they have been earmarking?