What's under the big book?回答是

What's under the big book?回答是 what's under the chair 回答是用什么? what's the big What"s under the sofa? ( )Is it in your pencil box?( )What's that under the book?( 根据对话内容,回答下 根据对话内容,回答下列问题. A:Who's that boy under the big tre WHAT ARE THE GIIRLS DONING UNDER THE BIG what's the big deal? what about （sit） under the big tree What's under the desk?回答：(A.)It'sXXX (B.)There'sXXX 是What's under the bed?还是What under the bed?急1秒钟内来答题 what's that under the desk?