英语翻译问题?帮忙翻译一下.

Okay. No problem. I will take care of the expeneses for mailing the samples.

No problem. we'll pay to post samples.

OK,no problem! We will afford the charge of mailing samples

OK,no problem! The postage for the samples will be at our expense.

postage--邮资
at one's expense--由某人付钱

Okay, all right .Mailing the expenses of sample is undertaken by us