How much does it cost?
释义：它需要多少钱？
We must reduce the production cost.
释义：我们必须降低生产成本。
The book costs me five yuan.
释义：这本书花了我五元。
Does it cost anything?
释义：它收费吗？
Courtesy costs little and means much.
释义：礼貌不费事,意义却很大。
cost ：英 [kɒst]美 [kɔst]
释义：
v.成本为;价格为;给…估价。
n.价格;成本;费用;花费。
造句：
1.How much does it cost?
释义：它需要多少钱？
2.We must reduce the production cost.
释义：我们必须降低生产成本。
3.The book costs me five yuan.
释义：这本书花了我五元。
4.Does it cost anything?
释义：它收费吗？
5.Courtesy costs little and means much.
释义：礼貌不费事,意义却很大。
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