Where__(be)a ruler,a rubber and some pencils in it.求填什么be动词?

Where__(be)a ruler,a rubber and some pencils in it.求填什么be动词? there two pencils,a pen,a rubber and a knife in it.And there ()a pen,a ruler and some pencils in guna's pencil-box.小括号应填什 填Be动词,（ ）it your ruler? Where__(be) you a moment ago? I need a ruler ,a rubber ,a pen and some _____ paper （音标近似于r When I saw Ben and Jim,they____(be)in a car.填什么be动词并说明为什么? There__________ a ruler and some pencils on the desk. A．is B 完形.There are color pencils,a pen,a k（ ） and a short ruler in In my pencil-box, _______ a pen, two pencils and three ruler There be some tea in the cup.这里的be动词填什么?为什么? It()a flower.的动词be怎么填()里用