I can concatenate you can concatenate he can concatenate we can concatenate you can concatenate they can concatenate
Forme en V-ing
I can be concatenating you can be concatenating he can be concatenating we can be concatenating you can be concatenating they can be concatenating
Perfect
I can have concatenated you can have concatenated he can have concatenated we can have concatenated you can have concatenated they can have concatenated
Perfect en V-ing
I can have been concatenating you can have been concatenating he can have been concatenating we can have been concatenating you can have been concatenating they can have been concatenating
Négation
Forme simple
I can't concatenate you can't concatenate he can't concatenate we can't concatenate you can't concatenate they can't concatenate
Forme en V-ing
I can't be concatenating you can't be concatenating he can't be concatenating we can't be concatenating you can't be concatenating they can't be concatenating
Perfect
I can't have concatenated you can't have concatenated he can't have concatenated we can't have concatenated you can't have concatenated they can't have concatenated
Perfect en V-ing
I can't have been concatenating you can't have been concatenating he can't have been concatenating we can't have been concatenating you can't have been concatenating they can't have been concatenating
Forme interrogative
Forme simple
can I concatenate? can you concatenate? can he concatenate? can we concatenate? can you concatenate? can they concatenate?
Forme en V-ing
can I be concatenating? can you be concatenating? can he be concatenating? can we be concatenating? can you be concatenating? can they be concatenating?
Perfect
can I have concatenated? can you have concatenated? can he have concatenated? can we have concatenated? can you have concatenated? can they have concatenated?
Perfect en V-ing
can I have been concatenating? can you have been concatenating? can he have been concatenating? can we have been concatenating? can you have been concatenating? can they have been concatenating?
Forme interro-négative
Forme simple
can't I concatenate? can't you concatenate? can't he concatenate? can't we concatenate? can't you concatenate? can't they concatenate?
Forme en V-ing
can't I be concatenating? can't you be concatenating? can't he be concatenating? can't we be concatenating? can't you be concatenating? can't they be concatenating?
Perfect
can't I have concatenated? can't you have concatenated? can't he have concatenated? can't we have concatenated? can't you have concatenated? can't they have concatenated?
Perfect en V-ing
can't I have been concatenating? can't you have been concatenating? can't he have been concatenating? can't we have been concatenating? can't you have been concatenating? can't they have been concatenating?