9. What is this for?
這是什么錢(qián)？
還能這樣說(shuō)：
What is this charge for?
What is this amount for?
10. Keep the change.
不用找錢(qián)了。
還能這樣說(shuō)：
You don't need to give me the change.
Never mind the change.
應(yīng)用解析：
a change for the better/worse 現(xiàn)有的或曾有過(guò)的事物的改善或變壞；
change hands 歸另一個(gè)人所有，轉(zhuǎn)手；
change one's spots 違反本性或做違反本性的事，改變本性
11. Would you like to sign for it?
你是簽名記賬嗎？
還能這樣說(shuō)：
Will you choose to sign for it?
Would you like to pay the bill by signing here?
應(yīng)用解析：
at the sign of 當(dāng)有……的跡象；
bear the sign of the times 帶有時(shí)代的特征；
put the Indian sign on 施以魔法；
sign language 手勢(shì)語(yǔ)，手語(yǔ)；
sign on the dotted line 簽署文件等
12. Can I use this voucher to pay the bill?
我可以用這張餐券付賬嗎？
還能這樣說(shuō)：
May I use this meal ticket to pick up the tab?
Would you mind my using this meal coupon to foot the bill?
應(yīng)用解析：
tax bill 稅法；
acceptance bill 承兌票據(jù)；手續(xù)費(fèi)