Air to us is what water is to fish这是表语从句吗

Air to us is what water is to fish可以把is提前变成Air is to us what water is to fish吗 air is to us ___ water is to fish 为什么填what 固定搭配air is to us ___ water is to fish为什么填what 固定搭配?. Air to us is what water is to fish这是表语从句吗 air is to us what water to fish.这个句子里面是不是掉了一个is?还是这个is 是可以省略的? 解析两个英文句子.不懂句子的结构.为什么要这样写.1.Air is to us what water is to fish2.Reading is to the mind what exercise is to the body看不懂what充当什么. 高中一道名词性从句的选择题Air is to us ____ water is to fishA.thatB.what C.whereD.how选什么,为什么,分析的详细点, Water is to fish what air is to man!中what air is to man是什么语法功能? what is air what is air resistance Water is to fish what air is to man不用翻译,请问what是什么从句? 意思knowledge is to us what water is to life A is to B what C is to D 的句型,将what从句放句首这个固定句型在曲一线的教辅上给的其中一个例句是：Air is to us what water is to fish.书上说有时可以把what从句放在句首,其中一个例句是：What the leaves A is to B what C is to D 的句型,将what从句放居首这个固定句型在曲一线的教辅上给的其中一个例句是：Air is to us what water is to fish.书上说有时可以把what从句放在句首,其中一个例句是：What the leaves Air is to man is what water is to fish.改错并说明理由如题 _____ important air is to living things!A.howB.what anC.what a D.what 完形填空!everyone 1 air.air is all around us.it’s around us w……everyone 1 air.air is all around us.it’s around us when we go and play.since we were born,air has been around us on every side.2 we sit down,it’s around us.when we go to bed Air is around us on every side. A________ and above us is the air