How much water does a person need for a day?

How much water does a person need for a day? how much water```````````还是how many water````````` how much water is there? how much does it cost还是how much does it? How much does it cost___bus? How much does it c()? How much does this notebook______ Do you know how much hot water _____?A Mum needs B Mum does need C Mum is needed为什么 How long does Water-splashing Festival iast? How does the water become vapour? how much water do you want? 翻译How much water is that? How much water is there?的翻译 ( ) baead does he eat ? ( ) water does your horse drink every day? 用what when what time were how much what color 填空 How much does dog weigh?这里为何用how much How much does it cost=什么 how much does it 同义句是什么? How much does she weigh?正确吗