If you want to change for a double room,you'll have to pay _____ $17.为什么是another而不能是more?

问题描述:

If you want to change for a double room,you'll have to pay _____ $17.为什么是another而不能是more?

在这里,需要通过句意来填了,这句话的意思是:如果你想换一个双人间,那你需要支付另外的17美元了.(因为你已经订了单人间,你需要换双人间…)