Ответ:
2. Beautiful - more beautiful - th most beautiful, old - older - (the) oldest, bad - worse - the worst, great - greater - (the) greatest, poor - poorer - (the) poorest, large - larger - (the) largest, good - better - (the) best, brave - braver - (the) bravest, cheap - cheaper - (the) cheapest, hot - hotter - (the) hottest, pretty - prettier - (the) prettiest, friendly - friendlier - (the) friendliest, careful - more careful - (the) most careful, stupid - stupider or more stupid- (the) stupidest or most stupid, narrow - narrower - (the) narrowest, dangerous - more dangerous - (the) most dangerous, young - younger - (the) youngest.
3. Rich - richer - (the) richest, interesting - more interesting - (the) most interesting, expensive - more expensive - (the) most expensive, comfortable - more comfortable - (the) most comfortable, intelligent - more intelligent - (the) most intelligent, strange - stranger - (the) strangest, difficult - more difficult - (the) most difficult, quick - quicker - (the) quickest, easy - easier - (the) easiest, rude - ruder - (the) rudest, cheerful - more cheerful - (the) most cheerful, fast - faster - (the) fastest, hopeful - more hopeful - (the) most hopeful, lazy - lazier - (the) laziest