I can caliper you can caliper he can caliper we can caliper you can caliper they can caliper
V-ing form
I can be calipering you can be calipering he can be calipering we can be calipering you can be calipering they can be calipering
Perfect
I can have calipered you can have calipered he can have calipered we can have calipered you can have calipered they can have calipered
V-ing perfect
I can have been calipering you can have been calipering he can have been calipering we can have been calipering you can have been calipering they can have been calipering
Negation
Simple form
I cannot caliper you cannot caliper he cannot caliper we cannot caliper you cannot caliper they cannot caliper
V-ing form
I cannot be calipering you cannot be calipering he cannot be calipering we cannot be calipering you cannot be calipering they cannot be calipering
Perfect
I cannot have calipered you cannot have calipered he cannot have calipered we cannot have calipered you cannot have calipered they cannot have calipered
V-ing perfect
I cannot have been calipering you cannot have been calipering he cannot have been calipering we cannot have been calipering you cannot have been calipering they cannot have been calipering
Interrogative form
Simple form
can I caliper? can you caliper? can he caliper? can we caliper? can you caliper? can they caliper?
V-ing form
can I be calipering? can you be calipering? can he be calipering? can we be calipering? can you be calipering? can they be calipering?
Perfect
can I have calipered? can you have calipered? can he have calipered? can we have calipered? can you have calipered? can they have calipered?
V-ing perfect
can I have been calipering? can you have been calipering? can he have been calipering? can we have been calipering? can you have been calipering? can they have been calipering?
Interro-negative form
Simple form
can I not caliper? can you not caliper? can he not caliper? can we not caliper? can you not caliper? can they not caliper?
V-ing form
can I not be calipering? can you not be calipering? can he not be calipering? can we not be calipering? can you not be calipering? can they not be calipering?
Perfect
can I not have calipered? can you not have calipered? can he not have calipered? can we not have calipered? can you not have calipered? can they not have calipered?
V-ing perfect
can I not have been calipering? can you not have been calipering? can he not have been calipering? can we not have been calipering? can you not have been calipering? can they not have been calipering?