不太清楚你的意图,是要填空吗?The price ( of )each chick is 20 yuan .It is too (expensive ).可答案是for和high啊 知道什么原因吗给你看两个例子：charge a high price for sth.The price of cigarettes will rise.high价格太高，expensive价格太贵。所以，用of each chick