공부_영어공부
매우 깨끗한
촛농불
2017. 6. 7. 04:59
![[스피킹이 강해지는 영어] as clean as a whistle](http://image.chosun.com/sitedata/image/201706/07/2017060700039_0.jpg)
출처 : http://news.chosun.com/site/data/html_dir/2017/06/07/2017060700039.html