I can coruscate you can coruscate he can coruscate we can coruscate you can coruscate they can coruscate
V-ing form
I can be coruscating you can be coruscating he can be coruscating we can be coruscating you can be coruscating they can be coruscating
Perfect
I can have coruscated you can have coruscated he can have coruscated we can have coruscated you can have coruscated they can have coruscated
V-ing perfect
I can have been coruscating you can have been coruscating he can have been coruscating we can have been coruscating you can have been coruscating they can have been coruscating
Negation
Simple form
I cannot coruscate you cannot coruscate he cannot coruscate we cannot coruscate you cannot coruscate they cannot coruscate
V-ing form
I cannot be coruscating you cannot be coruscating he cannot be coruscating we cannot be coruscating you cannot be coruscating they cannot be coruscating
Perfect
I cannot have coruscated you cannot have coruscated he cannot have coruscated we cannot have coruscated you cannot have coruscated they cannot have coruscated
V-ing perfect
I cannot have been coruscating you cannot have been coruscating he cannot have been coruscating we cannot have been coruscating you cannot have been coruscating they cannot have been coruscating
Interrogative form
Simple form
can I coruscate? can you coruscate? can he coruscate? can we coruscate? can you coruscate? can they coruscate?
V-ing form
can I be coruscating? can you be coruscating? can he be coruscating? can we be coruscating? can you be coruscating? can they be coruscating?
Perfect
can I have coruscated? can you have coruscated? can he have coruscated? can we have coruscated? can you have coruscated? can they have coruscated?
V-ing perfect
can I have been coruscating? can you have been coruscating? can he have been coruscating? can we have been coruscating? can you have been coruscating? can they have been coruscating?
Interro-negative form
Simple form
can I not coruscate? can you not coruscate? can he not coruscate? can we not coruscate? can you not coruscate? can they not coruscate?
V-ing form
can I not be coruscating? can you not be coruscating? can he not be coruscating? can we not be coruscating? can you not be coruscating? can they not be coruscating?
Perfect
can I not have coruscated? can you not have coruscated? can he not have coruscated? can we not have coruscated? can you not have coruscated? can they not have coruscated?
V-ing perfect
can I not have been coruscating? can you not have been coruscating? can he not have been coruscating? can we not have been coruscating? can you not have been coruscating? can they not have been coruscating?