坐在椅子上是 sitting on a chair / sitting in a chair / sitting dow

坐在椅子上是 sitting on a chair / sitting in a chair / sitting dow i am sitting the chair? 我正坐在椅子上? the boy is sitting on a chair he was sitting in the chair,( )a book.A read Roy was sitting on a chair,with his eyes__the window John painted her sitting in a chair with het hands(). I’m just an old man,sitting in a chair. She'sitting _____ in a chair and her sister is sitting ___ a Susan is sitting ____ a chair in the garden． A.in B.on 是sitting in a boat 还是sitting on a boat? 小学英语二年级选择题Grandma is sitting _______the chair? A in B on C u 英语翻译Sitting on a chair all day in school can make anyone wan