ls there a cat behind the curtains 改为肯定句是什么?

ls there a cat behind the curtains 改为肯定句是什么? ls there a cat behind the curtains 改为肯定句怎么改? Is there a cat behind the curtains答句 is there a cat behind the curtains 答句 a is cat behind curtains there the 连成句子 ls there a cat in the room 肯定回答 ls there a chair in front of the desk改为肯定句怎么改? a,behind,there,door,is,cat,the(?) 连词成句 ls the rabbit running?改为肯定句 The cat is behind the curtains.(划线部分提问) ls there a sofa in your room?如何改为肯定句 There is a cat behind the chair.怎么改为一般疑问句