If you are talking about water, the first thing I think of is the water we drink, in daily life such as bathing, you can stay three days and no water, so water is important and necessary.
If you talk about water, the first thing I think of is the water we drink daily life such as bathing, washing, you can live three days without water, so water is important and necessary.
If you talk about the first thing I think is the water we drink in daily life, such as bath water washing, you can stay for three days without water, so water is important and necessary.