Dear passengers, to ensure your safety, please remain until the plane has come to a complete stop. ——青夏教育精英家教网—

摘要： Dear passengers, to ensure your safety, please remain until the plane has come to a complete stop. A. seated B. seat C. to seat D. seating

网址：http://m.1010jiajiao.com/timu3_id_3229720[举报]

Dear passengers, to ensure your safety, please remain ________ until the plane has come to a complete stop．