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.

阅读材料，分析回答下列问题。

黄河是一条善淤、善决、善徙的河流，每年携带约16亿吨的泥沙奔流而下，约有12亿吨的泥沙沉积在河口沿岸地区，平均每年向渤海推进1.5〜3千米，每年新造陆23〜28平方千米，使3万〜4万亩海域被淤积成为新的土地资源。“昨日沧海，今日桑田”在此得以实现。

相同重量的下列物质在体内完全分解，释放能量最多的是（　　）