这台电视机你买了多少钱？

How much did you pay for the TV?

youdao

这台电视机多少钱?。

How much is the TV set?

youdao

这台电视机的成本是多少钱？

What 's the cost of this TV set?

youdao

这台电视机的成本是多少钱？

What 's the cost of this TV set?

youdao