cost和spent 的区别 及其相关句型.

cost和spent 的区别 及其相关句型. “spent与cost的区别 spent took paid cost 的区别 spent cost pay take 的区别 took 、spent 、cost 、 paid如何区别和使用? took 、spent 、cost 、 paid如何区别和使用? paid spent cost takes区别 spent,take.cost三个单词作为花费时的区别 cost spent paid pay在用法上的区别 Cost unit 和 cost centre 的区别? cost conduction和cost conductions的区别 pay,cost,spent,take有什么区别 英语take spend cost pay的用法及其区别 cost和take的区别 cost、spend、pay、take等相关词的区别 cost,spent,take,paid他们的区别cost,spent,take,paid他们的差别 分别该在什么语境下用3Q 1.cost、pay、spent、take的详细用法和区别2.would you mind my smoking here?为什么要用my?用I或me行不行? cost allocation and cost absorption的区别和意思