there + 不及物动词

There stands a tree in front of the house.房前有一棵树。
Once there lived an Emperor.从前，有一个皇帝。
There remains much to be done. 还有许多事要做。
There lies a river at the foot of the mountain. 山脚下有一条小河。
There goes the bell for class.上课铃响了。
There comes the bus.公共汽车来了。