What's under the door?改错句

What's under the door?改错句 What’s under the bed?It’s a football.如何改错 What"s under the sofa? It's fun under the sun.改错 what's behind the door 语法结构 what's that under the desk? 英文改错：1.What is under the bed?It's a pair of trainers.2.She i 改错：Let's waiting for him under the tree. what's under the desk?和what's it under the desk?区别 What's colour is the pencil 改错 What's for the breakfast?改错 What the girl's name?改错