Đề bài : full in the correct from of the adjectives in brackets. 1) Trains are .............. than planes ( slow ) 2) I boright the ............. car I could afford ( expensive ) 3) In this classroom there are ........... girl than boy ( many ) 4) Ann this the ...........child in the family ( young) 5) that tv set is the ................. off all ( cheap ) 6) this flace is .......... than that one ( safe ) 7) Lisa is ........... than kate ( pretty ) 8) This is the ............. flim I have ever seen ( exciting ) 9) Tom is ...................than Perter ( talented )