What’s this?复数形式简单吧

What’s this?复数形式简单吧 What's this?怎么改为复数形式 What's this 的复数形式 英语What's this?的复数形式是? What s this in Engilsh? 改为复数形式 复数形式怎么改例如what‘s this in Eglish 帮我把英语句子化成复数形式!What's this in English?What's this?What color is it? what's this?It's a box.怎么改成复数形式?下面几题也说下就是 She's a girl What's this in English What's that in English 这些怎么变复数形式? What's this in English?改为复数形式：（ ）（ ）in English? what make is this clean car?it's ford 改为复数形式 What's that的复数形式 What's this in English?复数 what;s this的复数句 what是第三人称单数吗 what is this 复数形式 What is this It is a photo.变为复数形式 What is this? It is a box.复数形式 英语句的复数形式What is this?It is a desk.改为复数形式