It took my mother 2000 yuan to buy a computer.
Yesterday my mother spent 2000 yuanon a computer.
The computer cost my my mother 2000 yuan yeasterday.
My mother paid 2000 yuan for the computer yesterday.
It took my mother 2000 yuan to buy a computer.
Yesterday my mother spent 2000 yuanon a computer.
The computer cost my my mother 2000 yuan yeasterday.
My mother paid 2000 yuan for the computer yesterday.