I can moisten you can moisten he can moisten we can moisten you can moisten they can moisten
V-ing form
I can be moistening you can be moistening he can be moistening we can be moistening you can be moistening they can be moistening
Perfect
I can have moistened you can have moistened he can have moistened we can have moistened you can have moistened they can have moistened
V-ing perfect
I can have been moistening you can have been moistening he can have been moistening we can have been moistening you can have been moistening they can have been moistening
Negation
Simple form
I cannot moisten you cannot moisten he cannot moisten we cannot moisten you cannot moisten they cannot moisten
V-ing form
I cannot be moistening you cannot be moistening he cannot be moistening we cannot be moistening you cannot be moistening they cannot be moistening
Perfect
I cannot have moistened you cannot have moistened he cannot have moistened we cannot have moistened you cannot have moistened they cannot have moistened
V-ing perfect
I cannot have been moistening you cannot have been moistening he cannot have been moistening we cannot have been moistening you cannot have been moistening they cannot have been moistening
Interrogative form
Simple form
can I moisten? can you moisten? can he moisten? can we moisten? can you moisten? can they moisten?
V-ing form
can I be moistening? can you be moistening? can he be moistening? can we be moistening? can you be moistening? can they be moistening?
Perfect
can I have moistened? can you have moistened? can he have moistened? can we have moistened? can you have moistened? can they have moistened?
V-ing perfect
can I have been moistening? can you have been moistening? can he have been moistening? can we have been moistening? can you have been moistening? can they have been moistening?
Interro-negative form
Simple form
can I not moisten? can you not moisten? can he not moisten? can we not moisten? can you not moisten? can they not moisten?
V-ing form
can I not be moistening? can you not be moistening? can he not be moistening? can we not be moistening? can you not be moistening? can they not be moistening?
Perfect
can I not have moistened? can you not have moistened? can he not have moistened? can we not have moistened? can you not have moistened? can they not have moistened?
V-ing perfect
can I not have been moistening? can you not have been moistening? can he not have been moistening? can we not have been moistening? can you not have been moistening? can they not have been moistening?