题目内容：

What _______ (be) on the desk just now?There ______ (be) a pen and a ruler.

优质解答

What (was) on the desk just now?There (was) a pen and a ruler.
刚才桌上有什么?有一支钢笔和一把尺子.
just now,刚才.是一般过去时态.there be句型是采用就近原则,所以用单数形式.