Hung studies the best in our class.

-> No one in our class studies as better as Hung.

Helen plays the piano better than Mary.

-> Mary does not phay the piano better than Helen.

Computer systems used to be more expensive than they are now.

-> Computer systems are less cheaper than they are now.

Our house is older than all the other houses in the road.

-> Our house is the oldest in the road.

Mekong is the longest river in Indochina

-> No river in Indochina is longer than Mekong.

Hung runs faster than Thang

-> Thang does not run so fast like Hung.

Hong Hoa is the best student in this class.

-> Nobody in this class is better than Hong Hoa.

No other members in this class are as tall as Long is.

-> Long is the tallest members in this class.

Nga learns English better than Vinh.

-> Vinh doesn't learn English better than Nga.

Mr.Hung is the most careful driver in our city.

-> No one else is more careful driver than Mr.Hung.

My mother didn't cook as well as yours.

-> Your mother was better at cooking than my mother.

My sister is a faster cyclist than less.

->My sister the fastist cyclist.

$@Sen$
$\text{Cho chị xin hay nhất nhé}$

`1.` No one in our class studies as well as Hung does.

`2.` Computer systems are less expensive than they used to be.

`3.` Our house is the oldest house in the road.

`4.` No river in Indochina is longer than the Mekong.

`5.` Thang does not run so fast as Hung does.

`6.` Nobody in this class is as good as Hong Hoa.

`7.` Long is the tallest member in this class.

`8.` Vinh doesn't learn English as well as Nga does.

`9.` No one else in our city drives as carefully as Mr. Hung does.

`10.` Your mother was a better cook than my mother.

`11.` My sister is the fastest cyclist.

@ `Ly`