英语语法中，主语为第三人称单数时，谓语动词也需用第三人称单数形式。为帮助记忆这一规则，提供了一些顺口溜，如"He walks, she talks, it runs"等。这些顺口溜既有助于记忆规则，也增加了学习的趣味性。
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He walks, she talks, it runs, and everything else just goes. 他走路，她说话，它跑步，其他所有东西都只是移动。
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She likes to dance, he loves to sing, it always rains, and the bird has wings. 她喜欢跳舞，他喜欢唱歌，天气总是下雨，鸟儿有翅膀。
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He eats an apple, she drinks some tea, the car goes fast, and the dog runs free. 他吃苹果，她喝茶，汽车开得快，狗自由奔跑。
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The sun rises high, the moon shines bright, the wind blows strong, and the bird takes flight. 太阳升起，月亮照耀，风势强劲，鸟儿飞翔。
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She studies hard, he works long, the river flows, and the clock ticks on. 她努力学习，他工作长时间，河水流动，时钟滴答不停。
