1.The red dress is more expensive than the blue dress
2.Nam is the tallest student in his class
3.Hoa's father has has fewer vacations than Tim's father
4.Mai's brother drinks less milk than Mai.
5.The yellow hat is cheaper than the blue hat
6.My mother prefers walking to cycling.
7.Watching TV is more interesting than reading
8.I prefer video games computer games.
9.Tung is the tallest member in the group
10.Is this the best refrigerator you have ?
11.No house on the street is older than my house
12.Is this the cheapest computer you have?
13.I prefer listening to music at home to going to the concert.
14.He drives more slowly and more carefully than I do