under is chair baskball there a the?连词成句

There is a cat under the chair. His baseball is under the chair is the ball?Itis under the chair my friends baseball is under the chair还是my friend baseball is under the chair her school bag is under the chair 对under the chair 提问 The pencil under the chair is peter's.(对under the chair划线提问) my pencilbox is under the chair.划线部分为under the chair The baseball is under the chair就画线部分提问under the chair是画线部分 under is chair baskball there a the?连词成句 the is ball chair under The 连词成句 cat,under,is,your,chair,the(.)连词成句 It under the chair is连词成句 the ball is under the chair的问语 i t____ your ruler is under the chair.填什么 There(is/are)a cat under the chair选一个 his baseball is on the f under his chair Under the chair is a schoolbag改为同义句 Is the basketball under your chair 做否定回答