I can check you can check she can check we can check you can check they can check
Form mit V-ing
I can be checking you can be checking she can be checking we can be checking you can be checking they can be checking
Perfekt
I can have checked you can have checked she can have checked we can have checked you can have checked they can have checked
Perfekt mit V-ing
I can have been checking you can have been checking she can have been checking we can have been checking you can have been checking they can have been checking
Negation
Einfache Form
I can't check you can't check she can't check we can't check you can't check they can't check
Form mit V-ing
I can't be checking you can't be checking she can't be checking we can't be checking you can't be checking they can't be checking
Perfekt
I can't have checked you can't have checked she can't have checked we can't have checked you can't have checked they can't have checked
Perfekt mit V-ing
I can't have been checking you can't have been checking she can't have been checking we can't have been checking you can't have been checking they can't have been checking
Fragende Form
Einfache Form
can I check? can you check? can she check? can we check? can you check? can they check?
Form mit V-ing
can I be checking? can you be checking? can she be checking? can we be checking? can you be checking? can they be checking?
Perfekt
can I have checked? can you have checked? can she have checked? can we have checked? can you have checked? can they have checked?
Perfekt mit V-ing
can I have been checking? can you have been checking? can she have been checking? can we have been checking? can you have been checking? can they have been checking?
Fragende Negation Form
Einfache Form
can't I check? can't you check? can't she check? can't we check? can't you check? can't they check?
Form mit V-ing
can't I be checking? can't you be checking? can't she be checking? can't we be checking? can't you be checking? can't they be checking?
Perfekt
can't I have checked? can't you have checked? can't she have checked? can't we have checked? can't you have checked? can't they have checked?
Perfekt mit V-ing
can't I have been checking? can't you have been checking? can't she have been checking? can't we have been checking? can't you have been checking? can't they have been checking?