Viết lại câu (tiếng anh ) 1. My brother’s room is tidier than mine. 2. The hottest desert of all is the Sahara and it’s in Africa. 3. Travelling by plane is faster than going by car. 4. Who is the tallest in your family? 5. I think dogs are smarter than cats.

`1` My room is not as tidy as my brother's .

`2` No desert in Africa is hotter than Sahara .

`3` Going by car is slower than travelling by plane .

`4` Who has the highest height in your family `?`

`5` I think cats are not as smart as dogs .

`-` SS hơn tính từ ngắn : S1 + be + adj_er + than + S2 .

`-` SS ngang bằng : S1 + be + as + adj + as + S2 .