a) Write the verbs from which the following adjectives are derived:

A) Write the verbs from which the following adjectives are derived:

reliable, suitable, remarkable, exhaustible, different, considerable, extensive, notable, conductive, productive, removable, sufficient, expensive, effective;

b) write the nouns from which the following adjectives are derived:

useful, economic, advantageous, careful, conventional, electronic, powerless, dangerous, industrial, technological, waterless, practical, successful.