노정현Member for 3 ปี 8 เดือน Age: 12-14 Level: 중1 Language: Korean (ko) ไอดี: 2146858 19/09/2022 Country code: KR Country: South Korea School subject: 창체 (1060787) Main content: 태양계탐사 (1801260) From worksheet author: 윤하의 오르트구름을 듣고 활동하기 Other contents: 오르트구름 Loading ad... Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF Loading ad...