처키의 웰컴토익-8회문제 Capsule - 18. 자주 나오는 **는 알아두자 (전체대비 문제비율 : 0.5% : ) 18. The introduction of the hydrogen fuel cell to the domestic automobile market will lead to an overall increase in the energy _____ rating of the nation under the Kyoto Agreement. A. reaction B. efficiency C. participation D. formulas Capsule - 19. 순수 ***의 뜻을 알..