Water must circulate.

Meaning: This means that the water in the tank must move around in a continuous path. It's like saying, The water in the tank needs to be constantly moving to stay clean and healthy for the fish.

Choice of Words: Water is the liquid that fish live in. Must is a verb that indicates a strong requirement or necessity. Circulate means to move around in a continuous path.

Alternative Expressions

Water must move around.

Meaning: This means that water needs to keep flowing or changing its position. It's like saying, Water should not stay still in one place.

Choice of Words: Water is the liquid that we drink and is found in many places on Earth. Move means to change position or location. Around means in all directions or in a circle. When you put them together, "Water must move around" means that water must keep flowing or changing its position.

Water needs to keep flowing.

Meaning: This means that water must keep moving without stopping. It's like saying, Water should not stop moving.

Choice of Words: Water is the liquid that we drink and is found in many places on Earth. Needs means to require something in order to function or survive. Flow means to move smoothly and continuously. When you put them together, "Water needs to keep flowing" means that water must continue to move without stopping.

Water has to keep moving.

Meaning: This means that water must continue to move without stopping. It's like saying, Water cannot stay still in one place.

Choice of Words: Water is the liquid that we drink and is found in many places on Earth. Has means to possess or own something. Keep means to continue doing something. Moving means to change position or location. When you put them together, "Water has to keep moving" means that water must continue to change its position without stopping.

Related Expressions