I can landmark you can landmark he can landmark we can landmark you can landmark they can landmark
Forma con V-ing
I can be landmarking you can be landmarking he can be landmarking we can be landmarking you can be landmarking they can be landmarking
Perfecto
I can have landmarked you can have landmarked he can have landmarked we can have landmarked you can have landmarked they can have landmarked
Perfecto con V-ing
I can have been landmarking you can have been landmarking he can have been landmarking we can have been landmarking you can have been landmarking they can have been landmarking
Negación
Forma simple
I can't landmark you can't landmark he can't landmark we can't landmark you can't landmark they can't landmark
Forma con V-ing
I can't be landmarking you can't be landmarking he can't be landmarking we can't be landmarking you can't be landmarking they can't be landmarking
Perfecto
I can't have landmarked you can't have landmarked he can't have landmarked we can't have landmarked you can't have landmarked they can't have landmarked
Perfecto con V-ing
I can't have been landmarking you can't have been landmarking he can't have been landmarking we can't have been landmarking you can't have been landmarking they can't have been landmarking
Forma interrogativa
Forma simple
can I landmark? can you landmark? can he landmark? can we landmark? can you landmark? can they landmark?
Forma con V-ing
can I be landmarking? can you be landmarking? can he be landmarking? can we be landmarking? can you be landmarking? can they be landmarking?
Perfecto
can I have landmarked? can you have landmarked? can he have landmarked? can we have landmarked? can you have landmarked? can they have landmarked?
Perfecto con V-ing
can I have been landmarking? can you have been landmarking? can he have been landmarking? can we have been landmarking? can you have been landmarking? can they have been landmarking?
Forma interro-negativa
Forma simple
can't I landmark? can't you landmark? can't he landmark? can't we landmark? can't you landmark? can't they landmark?
Forma con V-ing
can't I be landmarking? can't you be landmarking? can't he be landmarking? can't we be landmarking? can't you be landmarking? can't they be landmarking?
Perfecto
can't I have landmarked? can't you have landmarked? can't he have landmarked? can't we have landmarked? can't you have landmarked? can't they have landmarked?
Perfecto con V-ing
can't I have been landmarking? can't you have been landmarking? can't he have been landmarking? can't we have been landmarking? can't you have been landmarking? can't they have been landmarking?