the cost is expensive/high选哪个?原因

用英语说现在的东西比过去的贵,那时花不了那么多钱单词提示：are,thhings,expensiv,than,the ones in the past,things didn`t use to,cost,so much,back then what is the total (cost)? The traffic is heavy and the cost of living is opportunity cost is the cost of foregoing the next best opportunity.这个关于opportunity cost 的 statement the cost how much is the cost of the trip请改错 the man in the blue cost is mr wang. the cost cost的用法 cultural identity is the cost for developing tourism It is the first step that cost我觉得很难啊 What is the tuition cost per credit of Cambridge?What is the room and board cost per semester of...What is the tuition cost per credit of Cambridge?What is the room and board cost per semester of Cambridge? The cost of my car is higher than___ of yours the cost is expensive/high选哪个?原因 your task is to find out the cost by what is the transaction cost?£1=$1.5500-68 选择适当的代词填空（ that,those ,one,ones ,the one ,the ones ,it1:He has no child,and he wants to adopt ()2:The weather in kunming is better than ()in wuhan3:I have 50yuan,my uncle gave ()to me 4:The books he bought for me are more expensiv Michael has decided to go abroad to study,_____.A) however high the cost is B) no matter how higher the cost isC) whatever high the cost is D) what the cost is cost当代价讲可数吗?the cost is tremendous还是the costs are tremendous还是其他?