what is on the desk?There are some books为什么是对的?

问题描述:

what is on the desk?There are some books为什么是对的?
what is 不是回答要用单数么?

what is 是针对there be 句型提问的,是固定的格式那他翻译出来是什么?书桌上有什么?有些书