This is my room (房间).I have a new desk and a chair.The book is on the desk.The ruler is under the book.My eraser is in the pencil box.My bag is on the chair.Where's my cat? It's under the chair.It's sleeping (睡觉).
—_______________
— ____
—__________!
①father
②mother
③grandfather
④grandmother
A.grandma B.grandpa C.mum D.dad