I can scuttle you can scuttle he can scuttle we can scuttle you can scuttle they can scuttle
V-ing form
I can be scuttling you can be scuttling he can be scuttling we can be scuttling you can be scuttling they can be scuttling
Perfect
I can have scuttled you can have scuttled he can have scuttled we can have scuttled you can have scuttled they can have scuttled
V-ing perfect
I can have been scuttling you can have been scuttling he can have been scuttling we can have been scuttling you can have been scuttling they can have been scuttling
Negation
Simple form
I cannot scuttle you cannot scuttle he cannot scuttle we cannot scuttle you cannot scuttle they cannot scuttle
V-ing form
I cannot be scuttling you cannot be scuttling he cannot be scuttling we cannot be scuttling you cannot be scuttling they cannot be scuttling
Perfect
I cannot have scuttled you cannot have scuttled he cannot have scuttled we cannot have scuttled you cannot have scuttled they cannot have scuttled
V-ing perfect
I cannot have been scuttling you cannot have been scuttling he cannot have been scuttling we cannot have been scuttling you cannot have been scuttling they cannot have been scuttling
Interrogative form
Simple form
can I scuttle? can you scuttle? can he scuttle? can we scuttle? can you scuttle? can they scuttle?
V-ing form
can I be scuttling? can you be scuttling? can he be scuttling? can we be scuttling? can you be scuttling? can they be scuttling?
Perfect
can I have scuttled? can you have scuttled? can he have scuttled? can we have scuttled? can you have scuttled? can they have scuttled?
V-ing perfect
can I have been scuttling? can you have been scuttling? can he have been scuttling? can we have been scuttling? can you have been scuttling? can they have been scuttling?
Interro-negative form
Simple form
can I not scuttle? can you not scuttle? can he not scuttle? can we not scuttle? can you not scuttle? can they not scuttle?
V-ing form
can I not be scuttling? can you not be scuttling? can he not be scuttling? can we not be scuttling? can you not be scuttling? can they not be scuttling?
Perfect
can I not have scuttled? can you not have scuttled? can he not have scuttled? can we not have scuttled? can you not have scuttled? can they not have scuttled?
V-ing perfect
can I not have been scuttling? can you not have been scuttling? can he not have been scuttling? can we not have been scuttling? can you not have been scuttling? can they not have been scuttling?