The story goes that two friends were walking through the desert. During some point of the journey they had an argument, and one friend slapped the other one in the face.
两个朋友结伴穿越沙漠，旅途中二人突然吵了起来，其中一个掴了
There are a number of different kinds of building stone.Limestone is popular because it is hard,lasts a long time,and is easy to cut and shape.It is often placed over rough surfaces to make them more
