行为动词（实义动词）分为及物动词和不及物动词。及物动词有三个句型：
- “主语+及物动词+宾语”
- “主语+及物动词+间接宾语+直接宾语”
- “主语+及物动词+宾语+补语”
不及物动词不能接宾语，用于“主语+不及物动词（+状语）句型。
- 主语+及物动词+宾语”
- I eat apples. (我吃苹果。)
- She reads books. (她读书。)
- They play basketball. (他们打篮球。)
- “主语+及物动词+间接宾语+直接宾语”
- He gave me a book. (他给了我一本书。)
- She bought him a present. (她给他买了个礼物。)
- They sent us a letter. (他们给我们寄了一封信。)
- “主语+及物动词+宾语+补语”
- I feel happy. (我感到快乐。)
- She made me angry. (她让我生气了。)
- They painted the wall blue. (他们把墙刷成了蓝色。)
- “主语+不及物动词（+状语）”
- He runs every morning. (他每天早上跑步。)
- She sings beautifully. (她唱歌很好听。)
- They sleep soundly at night. (他们晚上睡得很香。)