I can calcine you can calcine she can calcine we can calcine you can calcine they can calcine
V-ing form
I can be calcining you can be calcining she can be calcining we can be calcining you can be calcining they can be calcining
Perfect
I can have calcined you can have calcined she can have calcined we can have calcined you can have calcined they can have calcined
V-ing perfect
I can have been calcining you can have been calcining she can have been calcining we can have been calcining you can have been calcining they can have been calcining
Negation
Simple form
I cannot calcine you cannot calcine she cannot calcine we cannot calcine you cannot calcine they cannot calcine
V-ing form
I cannot be calcining you cannot be calcining she cannot be calcining we cannot be calcining you cannot be calcining they cannot be calcining
Perfect
I cannot have calcined you cannot have calcined she cannot have calcined we cannot have calcined you cannot have calcined they cannot have calcined
V-ing perfect
I cannot have been calcining you cannot have been calcining she cannot have been calcining we cannot have been calcining you cannot have been calcining they cannot have been calcining
Interrogative form
Simple form
can I calcine? can you calcine? can she calcine? can we calcine? can you calcine? can they calcine?
V-ing form
can I be calcining? can you be calcining? can she be calcining? can we be calcining? can you be calcining? can they be calcining?
Perfect
can I have calcined? can you have calcined? can she have calcined? can we have calcined? can you have calcined? can they have calcined?
V-ing perfect
can I have been calcining? can you have been calcining? can she have been calcining? can we have been calcining? can you have been calcining? can they have been calcining?
Interro-negative form
Simple form
can I not calcine? can you not calcine? can she not calcine? can we not calcine? can you not calcine? can they not calcine?
V-ing form
can I not be calcining? can you not be calcining? can she not be calcining? can we not be calcining? can you not be calcining? can they not be calcining?
Perfect
can I not have calcined? can you not have calcined? can she not have calcined? can we not have calcined? can you not have calcined? can they not have calcined?
V-ing perfect
can I not have been calcining? can you not have been calcining? can she not have been calcining? can we not have been calcining? can you not have been calcining? can they not have been calcining?