Rain is a very unpredictable natural process. Sometimes it rains. It rains and drains. The rain — choose — down in heavy sheets. — choose — it rains so hard — choose — it makes it difficult — choose — see. We all know — choose — it is like when — choose — rains. But have you — choose — wondered where all the — choose — goes? Does it just — choose — ? We all know that it — choose —just disappear. As we — choose — it has to go — choose —. Raindrops fall to — choose — ground, join together to — choose — rain puddles. The rain puddles get bigger and bigger. Finally, they overflow. Like the rain drops, the rain puddles join. They form a stream. The stream carries the water down the hill. After a while the stream joins a river.