The dog_in front of the fire because it was warm thereA lie B laid C had lain Dwas lying 为什么不是C啊

The dog_in front of the fire because it was warm thereA lie B laid C had lain Dwas lying 为什么不是C啊
The dog_in front of the fire because it was warm there
A lie B laid C had lain Dwas lying
为什么不是C啊

The dog_in front of the fire because it was warm thereA lie B laid C had lain Dwas lying 为什么不是C啊
lie是一种状态,而C项强调完成