I can people you can people he can people we can people you can people they can people
V-ing form
I can be peopling you can be peopling he can be peopling we can be peopling you can be peopling they can be peopling
Perfect
I can have peopled you can have peopled he can have peopled we can have peopled you can have peopled they can have peopled
V-ing perfect
I can have been peopling you can have been peopling he can have been peopling we can have been peopling you can have been peopling they can have been peopling
Negation
Simple form
I can't people you can't people he can't people we can't people you can't people they can't people
V-ing form
I can't be peopling you can't be peopling he can't be peopling we can't be peopling you can't be peopling they can't be peopling
Perfect
I can't have peopled you can't have peopled he can't have peopled we can't have peopled you can't have peopled they can't have peopled
V-ing perfect
I can't have been peopling you can't have been peopling he can't have been peopling we can't have been peopling you can't have been peopling they can't have been peopling
Interrogative form
Simple form
can I people? can you people? can he people? can we people? can you people? can they people?
V-ing form
can I be peopling? can you be peopling? can he be peopling? can we be peopling? can you be peopling? can they be peopling?
Perfect
can I have peopled? can you have peopled? can he have peopled? can we have peopled? can you have peopled? can they have peopled?
V-ing perfect
can I have been peopling? can you have been peopling? can he have been peopling? can we have been peopling? can you have been peopling? can they have been peopling?
Interro-negative form
Simple form
can't I people? can't you people? can't he people? can't we people? can't you people? can't they people?
V-ing form
can't I be peopling? can't you be peopling? can't he be peopling? can't we be peopling? can't you be peopling? can't they be peopling?
Perfect
can't I have peopled? can't you have peopled? can't he have peopled? can't we have peopled? can't you have peopled? can't they have peopled?
V-ing perfect
can't I have been peopling? can't you have been peopling? can't he have been peopling? can't we have been peopling? can't you have been peopling? can't they have been peopling?