English verb conjugation
CAN UNDERLOAD

Regular verb: underload - underloaded - underloaded

Affirmation

Simple form	V-ing form
I can underload you can underload she can underload we can underload you can underload they can underload	I can be underloading you can be underloading she can be underloading we can be underloading you can be underloading they can be underloading
Perfect	V-ing perfect
I can have underloaded you can have underloaded she can have underloaded we can have underloaded you can have underloaded they can have underloaded	I can have been underloading you can have been underloading she can have been underloading we can have been underloading you can have been underloading they can have been underloading

Negation

Simple form	V-ing form
I cannot underload you cannot underload she cannot underload we cannot underload you cannot underload they cannot underload	I cannot be underloading you cannot be underloading she cannot be underloading we cannot be underloading you cannot be underloading they cannot be underloading
Perfect	V-ing perfect
I cannot have underloaded you cannot have underloaded she cannot have underloaded we cannot have underloaded you cannot have underloaded they cannot have underloaded	I cannot have been underloading you cannot have been underloading she cannot have been underloading we cannot have been underloading you cannot have been underloading they cannot have been underloading

Interrogative form

Simple form	V-ing form
can I underload? can you underload? can she underload? can we underload? can you underload? can they underload?	can I be underloading? can you be underloading? can she be underloading? can we be underloading? can you be underloading? can they be underloading?
Perfect	V-ing perfect
can I have underloaded? can you have underloaded? can she have underloaded? can we have underloaded? can you have underloaded? can they have underloaded?	can I have been underloading? can you have been underloading? can she have been underloading? can we have been underloading? can you have been underloading? can they have been underloading?

Interro-negative form

Simple form	V-ing form
can I not underload? can you not underload? can she not underload? can we not underload? can you not underload? can they not underload?	can I not be underloading? can you not be underloading? can she not be underloading? can we not be underloading? can you not be underloading? can they not be underloading?
Perfect	V-ing perfect
can I not have underloaded? can you not have underloaded? can she not have underloaded? can we not have underloaded? can you not have underloaded? can they not have underloaded?	can I not have been underloading? can you not have been underloading? can she not have been underloading? can we not have been underloading? can you not have been underloading? can they not have been underloading?