There(is/are)a cat under the chair

There(is/are)a cat under the chair There is a cat under the chair. There is a cat under the chair.The cat is black a cat is under the chair and some shoes are under the bed的意思 What is under the chair?A.A football B.There is a cat Is there a c__t under the chair Look,there is a cat sleeping on the chair. under is chair baskball there a the?连词成句 There is a cat under the tree.变否定句 under the bed?-There is a cat(选择题) there is a black cat under the table.提问 Is there a cat ______(under,behind,in)the door?