Is the backpack on the desk?    _____________

The canteen is _____________ the first floor. [&nb _____ bag is on the desk. Where is _____ bag? [  & There are __________ on the desk. [  He opened the box _____________. [     ] His backpack is on the on the desk对on the desk画线提问 按要求改写句子.The  lamp  is  on  the  tab 用适当的关系代词填空Give me the pen(  )is on the desk.This is the There is ______ on the table. [&nbs The boy ___ on the beach is Tony. [     变特殊疑问句The backpack on the desk is the teacher's分别对the backpa There _____ a pen and some books on the desk. [ &n Eric often _____________ his bicycle to the shop.