be made of/from/in的用法 — 英语填空题
题目
根据句意,用 of、from 或 in 填空:1. The green bag is made ______ old jeans, and you can still see the denim (牛仔布) on it. 2. Wine is made ______ grapes. 3. This type of bicycle is made ______ Tianjin, a city famous for bike factories.