Подбор синонимов:
check4, your2, Light1, checked1, Has1, hotel1, time1, yet1, flight1, good1, desk1, suitcases1, always1, advisable1, get1, early1, seat1- check in
а сдавать под расписку (at, to) You can check your suitcases in at the desk б регистрировать(ся), записывать(ся) (at) It is always advisable to check in early to get a good seat on your flight. Has Mr Light checked in at the hotel yet? в отмечать приход на работу What time do you have to check in?