I can casserole you can casserole she can casserole we can casserole you can casserole they can casserole
V-ing form
I can be casseroling you can be casseroling she can be casseroling we can be casseroling you can be casseroling they can be casseroling
Perfect
I can have casseroled you can have casseroled she can have casseroled we can have casseroled you can have casseroled they can have casseroled
V-ing perfect
I can have been casseroling you can have been casseroling she can have been casseroling we can have been casseroling you can have been casseroling they can have been casseroling
Negation
Simple form
I cannot casserole you cannot casserole she cannot casserole we cannot casserole you cannot casserole they cannot casserole
V-ing form
I cannot be casseroling you cannot be casseroling she cannot be casseroling we cannot be casseroling you cannot be casseroling they cannot be casseroling
Perfect
I cannot have casseroled you cannot have casseroled she cannot have casseroled we cannot have casseroled you cannot have casseroled they cannot have casseroled
V-ing perfect
I cannot have been casseroling you cannot have been casseroling she cannot have been casseroling we cannot have been casseroling you cannot have been casseroling they cannot have been casseroling
Interrogative form
Simple form
can I casserole? can you casserole? can she casserole? can we casserole? can you casserole? can they casserole?
V-ing form
can I be casseroling? can you be casseroling? can she be casseroling? can we be casseroling? can you be casseroling? can they be casseroling?
Perfect
can I have casseroled? can you have casseroled? can she have casseroled? can we have casseroled? can you have casseroled? can they have casseroled?
V-ing perfect
can I have been casseroling? can you have been casseroling? can she have been casseroling? can we have been casseroling? can you have been casseroling? can they have been casseroling?
Interro-negative form
Simple form
can I not casserole? can you not casserole? can she not casserole? can we not casserole? can you not casserole? can they not casserole?
V-ing form
can I not be casseroling? can you not be casseroling? can she not be casseroling? can we not be casseroling? can you not be casseroling? can they not be casseroling?
Perfect
can I not have casseroled? can you not have casseroled? can she not have casseroled? can we not have casseroled? can you not have casseroled? can they not have casseroled?
V-ing perfect
can I not have been casseroling? can you not have been casseroling? can she not have been casseroling? can we not have been casseroling? can you not have been casseroling? can they not have been casseroling?