how much这里是指how much money,指需要花费多少钱。因此同义句可以有很多,例如: How much does a hotel room cost a night? (假设主语是I) How much would I spend for a hotel room a night? How much should I pay for a hotel room a night? ==== [原创回答团]
原句的意思是旅店的房间一晚多少钱。 同义句=what's the price of a hotel room a night? =how much money do you spend on a hotel room a night? =how much does a hotel room a night cost you?