expensive...等等
It is expensive to take a taxi to school.
It is cheap to take a taxi to school.
It is easier to take a taxi to school.
It is not economical to take a taxi to school.
expensive...等等
It is expensive to take a taxi to school.
It is cheap to take a taxi to school.
It is easier to take a taxi to school.
It is not economical to take a taxi to school.