미래엔 공통영어1 (김) 4과 변형문제
1. What is the main idea of the passage? A. Coffee is the most popular drink in Korea. B. Coffee waste can be harmful, but recycling it offers many benefits. C. The taste of coffee depends on its quality. D. Coffee farmers are becoming rich from recycling. 2. What percentage of a coffee bean is actually used to make coffee? A. 50% B. 10% C. 1% D. 0.2% 3. What environmental problem is caused by l..