1.Minh's father is (rich)....................man in this area. 2.Who is (tall).............., your father or your mother? 3.Mary is (intelligent)...............than her brother. 4.Some people think that Music isn't (important)...............as Math or Science. 5.That woman has (many)...............than a lot of instruments. 6.Saxophones are (heavy)....................than a lot of instruments. 7.Traditional pianos are (suitable)....................than key boards for beginners. 8.Mai is (good)....................singer in our class. 9.The guitar is one of (popular)....................instrument among young people. 10.I can't swim (fast)...............as my teacher.