Cherish life and stay away from dangerous waters. This sentence is simple and direct, which can quickly attract the attention of primary school students. The use of the word "cherish life" emphasizes the importance of life, while "stay away from dangerous waters" clearly points out the specific direction of action to prevent drowning.

Don't associate with danger, don't play in dangerous areas such as ponds, rivers and reservoirs. This sentence emphasizes the importance of preventing drowning through the expression "don't be with danger", and lists dangerous areas such as ponds, rivers and reservoirs, clearly telling primary school students where they can't go.

Swimming is fun, and life is the most precious. This sentence links the fun of swimming with the preciousness of life, reminding primary school students to pay attention to safety. At the same time, rhyming rhetoric is used to facilitate memory and dissemination.

Cherish life, please don't play in the water. This sentence is short and pithy, and it expresses respect and reminder to primary school students with polite words like "please don't". At the same time, the word "playing with water" also accurately points out the dangerous behaviors that primary school students are prone to.

Zhong Changming, a drowning policeman, is a colleague in safety education. This sentence emphasizes the importance of preventing drowning and reminds primary school students to be vigilant at all times. Using the expression "Zhong Changming, a drowning policeman" means that the work of preventing drowning needs constant vigilance. And "safety education peers" express that schools and parents should pay attention to and act on children's safety education.

Running water is ruthless and life is priceless. This sentence succinctly and clearly expresses the core idea of preventing drowning. Use "ruthless running water" to describe the ruthlessness of water and warn primary school students not to get close to dangerous waters easily. "Life is priceless" emphasizes the preciousness and irreplaceability of life.

It's hot in summer, so preventing drowning starts with me. This sentence is suitable for use in summer and emphasizes the importance of preventing drowning in summer. At the same time, "starting from me" also expresses that primary school students should consciously take action to pay attention to and prevent drowning.

These propaganda slogans for primary school students to prevent drowning are expressed in simple and easy-to-understand language, and at the same time, they are integrated with the knowledge of preventing drowning and the content of safety awareness education, aiming at reminding primary school students to be vigilant at all times, stay away from dangerous waters and ensure the safety of themselves and others.