Complete. the text adding suffixes, prefixes or both with the root words given in the parenthesis:

In ancient time, textbook was the most (a)________ (resource)_________ thing for a student. (b)_________ (teach)__________were only guides and source of (c)__________ (inform)_________ The students had to collect all (d)_________(inform)___________ news from their teachers. There was hardly any guide book or other (e)___________ (refer)_________ book in the market. So, teachers gave (f)__________ (delive)_________ of a lecture by studying the text books, and so the students had (g)__________ (depend)_________on their teachers (h)________ (proficient)__________ As a result, there existed (i)___________ (measure)__________ relationship between them. The (j)__________ (popular)__________ of these great teachers was never on the wane. Students had (k)_________ (devote)__________ to maintain a healthy relation with their (l)___________ (honour)___________ teachers. Teachers also maintained an ever bond of (m)___________ (friend)__________with their (n)__________ (affection)__________ students.