What is the difference between :-- I called you and I did call you​

How do people behave when they are feuding and what characterizes their behavior

Which piece of information about doris lessing would more likely be found in the new york times article "doris lessing wins nobel prize in literature" than in the "doris lessing" biographical video? the opinion lessing has of the current political climate in south africa description of the home which lessing and her husband live in today

Which pair of words has similar denotation but different connotations?