5. Will you pay for that in cash or card?
你要以现金付账还是用信用卡？
还能这样说：
Which way would you like to pay, by credit card or in cash?
How will you pay your bill, credit card or cash?
应用解析：
available cash 可用现金；
free cash 活动现金；
hard cash 现金，硬币
6. Would you send a bellhop for my bags, please?
请派一个行李员来搬我的行李，好吗？
还能这样说：
Would you send a bellhop to carry my bags?
Can you dispatch a bellhop to help me with the bags?
应用解析：
send away 赶走；解雇；
send down 使……下降；
send in 把……请进（房间等）
7. You're required to check out at the front door.
需要到前台办理退房手续。
还能这样说：
You are asked to check out at the front door.
You should go to the front door to check out.
应用解析：
It requires that... 有……的必要；
require sth. of sb. 对某人有……的要求；
require sb. to do sth. 要求某人做某事
8. This amount is the things consumed by the food.
这钱是食物花销。
还能这样说：
This is the food charges.
The charge is for food service.
应用解析：
be consumed with 因……而变得憔悴，给……弄得心劳神疲；
propensity to consume 消费倾向