lake
The Spanish word 'lago' translates to 'lake' in English. It is a common term used to refer to a large body of water surrounded by land. Formed by a variety of geological processes, lakes are usually found in mountainous areas, rift zones, and areas with ongoing glaciation. Many lakes are artificial and are constructed for industrial or agricultural use, for hydro-electric power generation or domestic water supply.
The lake water is very clear.
This sentence describes the quality of the water in the lake as being very clear. It's a common way to describe conditions or attributes of something.
The lake is very calm in the morning.
This sentence is describing the peaceful state of the lake during the early hours of the day. It uses standard subject-verb-object construction.
We are going to fish in the lake this weekend.
In this sentence, the speaker is discussing a future event, planning to go fishing in the lake over the coming weekend. This sentence structure is common for talking about future plans.