English verb conjugation
CAN PROGRESS

Regular verb: progress - progressed - progressed

Affirmation

Simple form	V-ing form
I can progress you can progress she can progress we can progress you can progress they can progress	I can be progressing you can be progressing she can be progressing we can be progressing you can be progressing they can be progressing
Perfect	V-ing perfect
I can have progressed you can have progressed she can have progressed we can have progressed you can have progressed they can have progressed	I can have been progressing you can have been progressing she can have been progressing we can have been progressing you can have been progressing they can have been progressing

Negation

Simple form	V-ing form
I can't progress you can't progress she can't progress we can't progress you can't progress they can't progress	I can't be progressing you can't be progressing she can't be progressing we can't be progressing you can't be progressing they can't be progressing
Perfect	V-ing perfect
I can't have progressed you can't have progressed she can't have progressed we can't have progressed you can't have progressed they can't have progressed	I can't have been progressing you can't have been progressing she can't have been progressing we can't have been progressing you can't have been progressing they can't have been progressing

Interrogative form

Simple form	V-ing form
can I progress? can you progress? can she progress? can we progress? can you progress? can they progress?	can I be progressing? can you be progressing? can she be progressing? can we be progressing? can you be progressing? can they be progressing?
Perfect	V-ing perfect
can I have progressed? can you have progressed? can she have progressed? can we have progressed? can you have progressed? can they have progressed?	can I have been progressing? can you have been progressing? can she have been progressing? can we have been progressing? can you have been progressing? can they have been progressing?

Interro-negative form

Simple form	V-ing form
can't I progress? can't you progress? can't she progress? can't we progress? can't you progress? can't they progress?	can't I be progressing? can't you be progressing? can't she be progressing? can't we be progressing? can't you be progressing? can't they be progressing?
Perfect	V-ing perfect
can't I have progressed? can't you have progressed? can't she have progressed? can't we have progressed? can't you have progressed? can't they have progressed?	can't I have been progressing? can't you have been progressing? can't she have been progressing? can't we have been progressing? can't you have been progressing? can't they have been progressing?