I can interarch you can interarch he can interarch we can interarch you can interarch they can interarch
V-ing form
I can be interarching you can be interarching he can be interarching we can be interarching you can be interarching they can be interarching
Perfect
I can have interarched you can have interarched he can have interarched we can have interarched you can have interarched they can have interarched
V-ing perfect
I can have been interarching you can have been interarching he can have been interarching we can have been interarching you can have been interarching they can have been interarching
Negation
Simple form
I cannot interarch you cannot interarch he cannot interarch we cannot interarch you cannot interarch they cannot interarch
V-ing form
I cannot be interarching you cannot be interarching he cannot be interarching we cannot be interarching you cannot be interarching they cannot be interarching
Perfect
I cannot have interarched you cannot have interarched he cannot have interarched we cannot have interarched you cannot have interarched they cannot have interarched
V-ing perfect
I cannot have been interarching you cannot have been interarching he cannot have been interarching we cannot have been interarching you cannot have been interarching they cannot have been interarching
Interrogative form
Simple form
can I interarch? can you interarch? can he interarch? can we interarch? can you interarch? can they interarch?
V-ing form
can I be interarching? can you be interarching? can he be interarching? can we be interarching? can you be interarching? can they be interarching?
Perfect
can I have interarched? can you have interarched? can he have interarched? can we have interarched? can you have interarched? can they have interarched?
V-ing perfect
can I have been interarching? can you have been interarching? can he have been interarching? can we have been interarching? can you have been interarching? can they have been interarching?
Interro-negative form
Simple form
can I not interarch? can you not interarch? can he not interarch? can we not interarch? can you not interarch? can they not interarch?
V-ing form
can I not be interarching? can you not be interarching? can he not be interarching? can we not be interarching? can you not be interarching? can they not be interarching?
Perfect
can I not have interarched? can you not have interarched? can he not have interarched? can we not have interarched? can you not have interarched? can they not have interarched?
V-ing perfect
can I not have been interarching? can you not have been interarching? can he not have been interarching? can we not have been interarching? can you not have been interarching? can they not have been interarching?