English verb conjugation
CAN SUMMARIZE

Regular verb: summarize - summarized - summarized

Affirmation

Simple form	V-ing form
I can summarize you can summarize she can summarize we can summarize you can summarize they can summarize	I can be summarizing you can be summarizing she can be summarizing we can be summarizing you can be summarizing they can be summarizing
Perfect	V-ing perfect
I can have summarized you can have summarized she can have summarized we can have summarized you can have summarized they can have summarized	I can have been summarizing you can have been summarizing she can have been summarizing we can have been summarizing you can have been summarizing they can have been summarizing

Negation

Simple form	V-ing form
I can't summarize you can't summarize she can't summarize we can't summarize you can't summarize they can't summarize	I can't be summarizing you can't be summarizing she can't be summarizing we can't be summarizing you can't be summarizing they can't be summarizing
Perfect	V-ing perfect
I can't have summarized you can't have summarized she can't have summarized we can't have summarized you can't have summarized they can't have summarized	I can't have been summarizing you can't have been summarizing she can't have been summarizing we can't have been summarizing you can't have been summarizing they can't have been summarizing

Interrogative form

Simple form	V-ing form
can I summarize? can you summarize? can she summarize? can we summarize? can you summarize? can they summarize?	can I be summarizing? can you be summarizing? can she be summarizing? can we be summarizing? can you be summarizing? can they be summarizing?
Perfect	V-ing perfect
can I have summarized? can you have summarized? can she have summarized? can we have summarized? can you have summarized? can they have summarized?	can I have been summarizing? can you have been summarizing? can she have been summarizing? can we have been summarizing? can you have been summarizing? can they have been summarizing?

Interro-negative form

Simple form	V-ing form
can't I summarize? can't you summarize? can't she summarize? can't we summarize? can't you summarize? can't they summarize?	can't I be summarizing? can't you be summarizing? can't she be summarizing? can't we be summarizing? can't you be summarizing? can't they be summarizing?
Perfect	V-ing perfect
can't I have summarized? can't you have summarized? can't she have summarized? can't we have summarized? can't you have summarized? can't they have summarized?	can't I have been summarizing? can't you have been summarizing? can't she have been summarizing? can't we have been summarizing? can't you have been summarizing? can't they have been summarizing?