Task 5 Translate the following sentences into English using the words or phrases given in brackets. 1. For our future business, we agree to change the terms of payment _________________________ ( 不用预付货款,而改用即期付款交单方式 ).(paymen t in advance, D/P at sight) 2. As the goods under your Order No. 1009 have been ready for shipment, we hope _______________ ( 尽快开证 ). (open the L/C) 3. We have asked the Citibank here to ________________ ( 开立以你受益人、金额为 4000 美元的信用证 ). (issue, in your favor) 4. We request to ______________ ( 对该信用证做如下修改 ). (make amendments to) 5. This L/C will _____________ ( 于 2009 年 6 月 2 日到期 ). (valid until)