I can muzzle you can muzzle he can muzzle we can muzzle you can muzzle they can muzzle
V-ing form
I can be muzzling you can be muzzling he can be muzzling we can be muzzling you can be muzzling they can be muzzling
Perfect
I can have muzzled you can have muzzled he can have muzzled we can have muzzled you can have muzzled they can have muzzled
V-ing perfect
I can have been muzzling you can have been muzzling he can have been muzzling we can have been muzzling you can have been muzzling they can have been muzzling
Negation
Simple form
I can't muzzle you can't muzzle he can't muzzle we can't muzzle you can't muzzle they can't muzzle
V-ing form
I can't be muzzling you can't be muzzling he can't be muzzling we can't be muzzling you can't be muzzling they can't be muzzling
Perfect
I can't have muzzled you can't have muzzled he can't have muzzled we can't have muzzled you can't have muzzled they can't have muzzled
V-ing perfect
I can't have been muzzling you can't have been muzzling he can't have been muzzling we can't have been muzzling you can't have been muzzling they can't have been muzzling
Interrogative form
Simple form
can I muzzle? can you muzzle? can he muzzle? can we muzzle? can you muzzle? can they muzzle?
V-ing form
can I be muzzling? can you be muzzling? can he be muzzling? can we be muzzling? can you be muzzling? can they be muzzling?
Perfect
can I have muzzled? can you have muzzled? can he have muzzled? can we have muzzled? can you have muzzled? can they have muzzled?
V-ing perfect
can I have been muzzling? can you have been muzzling? can he have been muzzling? can we have been muzzling? can you have been muzzling? can they have been muzzling?
Interro-negative form
Simple form
can't I muzzle? can't you muzzle? can't he muzzle? can't we muzzle? can't you muzzle? can't they muzzle?
V-ing form
can't I be muzzling? can't you be muzzling? can't he be muzzling? can't we be muzzling? can't you be muzzling? can't they be muzzling?
Perfect
can't I have muzzled? can't you have muzzled? can't he have muzzled? can't we have muzzled? can't you have muzzled? can't they have muzzled?
V-ing perfect
can't I have been muzzling? can't you have been muzzling? can't he have been muzzling? can't we have been muzzling? can't you have been muzzling? can't they have been muzzling?