I can precompress you can precompress he can precompress we can precompress you can precompress they can precompress
V-ing form
I can be precompressing you can be precompressing he can be precompressing we can be precompressing you can be precompressing they can be precompressing
Perfect
I can have precompressed you can have precompressed he can have precompressed we can have precompressed you can have precompressed they can have precompressed
V-ing perfect
I can have been precompressing you can have been precompressing he can have been precompressing we can have been precompressing you can have been precompressing they can have been precompressing
Negation
Simple form
I can't precompress you can't precompress he can't precompress we can't precompress you can't precompress they can't precompress
V-ing form
I can't be precompressing you can't be precompressing he can't be precompressing we can't be precompressing you can't be precompressing they can't be precompressing
Perfect
I can't have precompressed you can't have precompressed he can't have precompressed we can't have precompressed you can't have precompressed they can't have precompressed
V-ing perfect
I can't have been precompressing you can't have been precompressing he can't have been precompressing we can't have been precompressing you can't have been precompressing they can't have been precompressing
Interrogative form
Simple form
can I precompress? can you precompress? can he precompress? can we precompress? can you precompress? can they precompress?
V-ing form
can I be precompressing? can you be precompressing? can he be precompressing? can we be precompressing? can you be precompressing? can they be precompressing?
Perfect
can I have precompressed? can you have precompressed? can he have precompressed? can we have precompressed? can you have precompressed? can they have precompressed?
V-ing perfect
can I have been precompressing? can you have been precompressing? can he have been precompressing? can we have been precompressing? can you have been precompressing? can they have been precompressing?
Interro-negative form
Simple form
can't I precompress? can't you precompress? can't he precompress? can't we precompress? can't you precompress? can't they precompress?
V-ing form
can't I be precompressing? can't you be precompressing? can't he be precompressing? can't we be precompressing? can't you be precompressing? can't they be precompressing?
Perfect
can't I have precompressed? can't you have precompressed? can't he have precompressed? can't we have precompressed? can't you have precompressed? can't they have precompressed?
V-ing perfect
can't I have been precompressing? can't you have been precompressing? can't he have been precompressing? can't we have been precompressing? can't you have been precompressing? can't they have been precompressing?