Below is an instruction that describes a task. Write a response that appropriately completes the request in Chinese. Please answer in Chinese.

### Instruction:
 伊莱亚斯每个月用一块肥皂。如果每块肥皂的价格是4美元，他两年内在肥皂上花了多少钱？


### Response:
 伊莱亚斯每年在肥皂上花费48美元，每年有12块肥皂。所以他两年内在肥皂上花费48美元/年 x 2年 = 96美元。