I can conquer you can conquer she can conquer we can conquer you can conquer they can conquer
V-ing form
I can be conquering you can be conquering she can be conquering we can be conquering you can be conquering they can be conquering
Perfect
I can have conquered you can have conquered she can have conquered we can have conquered you can have conquered they can have conquered
V-ing perfect
I can have been conquering you can have been conquering she can have been conquering we can have been conquering you can have been conquering they can have been conquering
Negation
Simple form
I can't conquer you can't conquer she can't conquer we can't conquer you can't conquer they can't conquer
V-ing form
I can't be conquering you can't be conquering she can't be conquering we can't be conquering you can't be conquering they can't be conquering
Perfect
I can't have conquered you can't have conquered she can't have conquered we can't have conquered you can't have conquered they can't have conquered
V-ing perfect
I can't have been conquering you can't have been conquering she can't have been conquering we can't have been conquering you can't have been conquering they can't have been conquering
Interrogative form
Simple form
can I conquer? can you conquer? can she conquer? can we conquer? can you conquer? can they conquer?
V-ing form
can I be conquering? can you be conquering? can she be conquering? can we be conquering? can you be conquering? can they be conquering?
Perfect
can I have conquered? can you have conquered? can she have conquered? can we have conquered? can you have conquered? can they have conquered?
V-ing perfect
can I have been conquering? can you have been conquering? can she have been conquering? can we have been conquering? can you have been conquering? can they have been conquering?
Interro-negative form
Simple form
can't I conquer? can't you conquer? can't she conquer? can't we conquer? can't you conquer? can't they conquer?
V-ing form
can't I be conquering? can't you be conquering? can't she be conquering? can't we be conquering? can't you be conquering? can't they be conquering?
Perfect
can't I have conquered? can't you have conquered? can't she have conquered? can't we have conquered? can't you have conquered? can't they have conquered?
V-ing perfect
can't I have been conquering? can't you have been conquering? can't she have been conquering? can't we have been conquering? can't you have been conquering? can't they have been conquering?