第78页 - 经纶学典学霸八年级英语上下册【江苏国标】

He first got this idea from his daughter.

Saving money and exercising creativity.

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He is happy to find time to work on this hobby.

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He gives it away as a gift, offers it to people in need and uses it at home.

Yes, because making soap is very interesting and I can change the colours and materials as I want.(答案不唯一，言之有理即可)