Choice of Words:Regular means happening at the same time or in a pattern. Cleaning means removing dirt or mess.
Alternative Expressions
Fish tanks must be cleaned often.
Meaning: This means that fish tanks should be cleaned often because it's important for the health of the fish. It's like saying, Fish tanks need to be washed and cleaned regularly, like every week or two.
Choice of Words:Must means to be required or obligated to do something. Often means happening frequently. When you put them together, "Fish tanks must be cleaned often" means that fish tanks should be cleaned frequently as a necessity.
It's important to clean fish tanks regularly.
Meaning: This means that cleaning fish tanks regularly is important because it helps keep the fish healthy. It's like saying, Washing and cleaning fish tanks every week is important for the fish.
Choice of Words:Important means something that is significant or essential. It's is a contraction of "it is". When you put them together, "It's important to clean fish tanks regularly" means that cleaning fish tanks regularly is a significant or essential task.