identify the verb pharse.picaso has been called the greatest and most influential artist of twenith century. i think its the greastest and most influential artist.if not please correct. identify the participal pharse. admired by many other artist, picassos work chamged considerbly over the years. i think it either changed considerably or over the years.

Remember a verb is the actions.... what is the action in that sentence?

A participal is a verb acting like an adject. What verb describes Picasso's work? "Changed" is what the work did... it is the verb in the sentence.