いくらかかるかあらかじめ彼に聞いた方がいいですよ。の英語

You had better ask him in advance how much it will cost.

You had better ask him in advance how much it will cost.

You'd better ask him first.

I can not make the matter clear to him.

Can you let me know how much it will cost?

You may as well say it to him in advance.

I'm checking to see how much the fee will be if I go there.

You ought to ask him.

Do you know how much it costs?

Do you know how much it costs?

What will it cost in all?

How much will it cost?

Give me whatever you think fit.

How much will it cost from here to there?

I think it'd be better for you to ask her about that.

I can form no estimate of the cost.

I'll try asking him what I should do from now on.

I'll try asking him what I should do now.

Sorry to be so direct, but how much did you pay for this?

I want him to be informed about that in advance.

an estimate of what it would cost

You should ask her about that.

He will tell you why.

About how much will it cost?

There is no knowing how much it will cost.

I'm not worried about the price.

Sorry to be so direct, but how much did you pay for this?

Perhaps he can tell you the reason.

It would be better for you to speak to him.

What will the building cost?