1 my house is the oldest house on the street -> No house on the street is older than my house
2 Winter is the the coldest season in the year -> No season in the year colder than winter
3 summer is the hottest season in the year -> No season in the year is as hot as summer
4 summer is hotter than spring -> Spring is colder than summer
5 my house is bigger than your house -> Your house is smaller than my house
6 The black ar is cheaper than the red car -> The red car is more expensive than the black car
7 Phung is bigger than Huy -> Huy is smaller than Phung
8 This book is cheaper than that book -> That book is more expensive than this book
9 Ha is cleverer than hoa -> Hoa isn't as clever as Ha
10Her English is better than my English -> My English is worse than her English
11 No one in the group is taller than Trung -> Trung is the tallest in the group
12This house is smaller and cheaper than that one -> That house is bigger and more expensive than this one