there is \are two boxes of chalk on the desk?

there is \are two boxes of chalk on the desk?
there is \are two boxes of chalk on the desk?

there is \are two boxes of chalk on the desk?
当然是用are了,桌面上有两盒粉笔.
there be句型若后面接单数或者整体,则用is/was；
若后面接的是复数,或者there are something and something,则用are/were

选 "are"，2盒是复数

are 看boxes是复数用are