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 cannot people you cannot people he cannot people we cannot people you cannot people they cannot people
V-ing form
I cannot be peopling you cannot be peopling he cannot be peopling we cannot be peopling you cannot be peopling they cannot be peopling
Perfect
I cannot have peopled you cannot have peopled he cannot have peopled we cannot have peopled you cannot have peopled they cannot have peopled
V-ing perfect
I cannot have been peopling you cannot have been peopling he cannot have been peopling we cannot have been peopling you cannot have been peopling they cannot 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 I not people? can you not people? can he not people? can we not people? can you not people? can they not people?
V-ing form
can I not be peopling? can you not be peopling? can he not be peopling? can we not be peopling? can you not be peopling? can they not be peopling?
Perfect
can I not have peopled? can you not have peopled? can he not have peopled? can we not have peopled? can you not have peopled? can they not have peopled?
V-ing perfect
can I not have been peopling? can you not have been peopling? can he not have been peopling? can we not have been peopling? can you not have been peopling? can they not have been peopling?