1.Australia is (big)than England. * more bigbiggerthe biggest2.I'm (good) now than yesterday. * goodergoodestbetter3.He thinks Chinese is (difficult) language in the world * the most difficultthe difficultestmore difficult4.Valencia played (bad) than Real Madrid yesterday. * badderthe worstworse5. (hot) desert of all is the Sahara and it's in Africa. * hotterthe hottestthe most hot6.Who is (talkative) person in your family? * talkativermore talkativethe most talkative7.This hat is( beautiful) than that one. * more beautifulbeautifullerthe most beautiful​