1.恳请速予汇款为核。
an early remittance will be appreciated.
2.迟付的60美元， 请速予寄下为核。
Please let us have your check for the $60 now past overdue.
3.有鉴于此， 相信贵方将随复函寄来支票， 特此致谢。
With these facts before you ， we feel sure that you will send us your check by return mail. Thank you.
4.我们恳求， 对此部分能速予结账为核。
We urge that you make this settlement without delay.
5.何不立即对此案作一结算?请在今日将支票随函发出即可。
Why not settle this matter now? Just attach your check to this letter， and send it by today's mail.
