Many people do not understand how () water they (),and they do not drink()water第一个空为m开头,第二个空为n开头,第三个空为e开头
问题描述：
Many people do not understand how () water they (),and they do not drink()water
第一个空为m开头,第二个空为n开头,第三个空为e开头
答
Many people do not understand how (many) water they (need),and they do not drink(enough)water
how many多少的意思 need是需要的意思 enough是足够的意思
句意是：许多人不知道他们需要多少水,他们并没有和足够的水