cost的用法

Just out of interest, how much did it cost?

我只是好奇問問，這個花了你多少錢？

How much will it cost, more or less?

這個大概得花多少錢？

The total cost to you is  3 000.

你總共要支付3000英鎊。

How much does it cost to become a member?

要成爲會員得花多少錢？

It's time we got on to the question of costs.

我們該討論成本問題了。