Comparative and superlative adverbs. Prepare 7.Ex.1 p.152

cheaply, more cheaply, the most cheaply

cheap, more cheap, the most cheap

cheaply, more cheap, the most cheap

cheap, more cheaply, the most cheaply

heavyly, more heavyly, the most heayly

heavily, more heavily, the most heavily

heavily, more heavy, the most heavy

heavy, more heavy, the most heavy

fastly, more fastly, the most fastly

fast, more fast, the most fast

fast, faster, the fastest

badly, more badly, the most badly

bad, bader, the most badest

badly, worse, the worst

serious, more serious, the most serious

seriously, more seriously, the most seriously

serious, seriouser, the most serious

wonderfuly, more wonderfuly, the most wonderfuly

wonderful, more wonderful, the most wonderful

wonderfully, more wonderfully, the most wonderfully