6km=____m；

800g=____kg．

如图所示，水平桌面上的甲、乙两圆柱形容器装有相同质量的水。水对甲、乙两容器底的压力和压强的大小关系分别是：F_甲____F_乙；p_甲____p_乙。（均填“＞”、“＜”或“＝”）

This is a photograph ____our village.

Our village is in a valley.

It is between ____hills.

The village is on a ____.

Here is another photograph of the ____.

My wife and I ____ walking along the banks of the river.

We are on the left.

There is a boy in the water.

He is ____ across the river.

Here is ____ photograph.

This is the school building.

It is beside ____park.

The park is on the right.

Some ____ are coming out of the building.

Some of them are ____ into the park.