复合句是由两个或多个句子组成的句子。它们之间通过连接词、关系代词或关系副词来建立关系。复合句可以通过不同的方式组成，但主要有五种基本句型。下面是这五种基本句型的例句：
- 主语+谓语+连接词+主语+谓语
- I like to read books, but my brother prefers to watch TV.（我喜欢读书，但我兄弟更喜欢看电视。）
- She is a doctor, and he is a teacher.（她是医生，他是老师。）
- 主语+谓语+连接词+主语+谓语+宾语
- I went to the store, and I bought some milk.（我去了商店，买了一些牛奶。）
- She cooked dinner, but her husband didn't like it.（她做了晚饭，但她的丈夫不喜欢。）
- 主语+谓语+连接词+主语+谓语+宾语+宾语补足语
- They elected him as the new president, and he promised to make some changes.（他们选举他为新总统，他承诺要做出一些改变。）
- She found the book very interesting, but she didn't understand the ending.（她觉得这本书非常有趣，但她不明白结局。）
- 主语+谓语+关系代词/关系副词+主语+谓语
- The man who lives next door is very friendly.（住在隔壁的人非常友好。）
- She talked to the teacher, who explained the problem.（她和老师谈了，老师解释了问题。）
- 主语+谓语+关系代词/关系副词+主语+谓语+宾语
- The book that I read last night was very interesting.（我昨晚读的那本书非常有趣。）
- She met a man, who she later married.（她遇见了一个男人，后来和他结婚了。）
以上就是复合句的五种基本句型例句。希望能给大家带来帮助，让大家更好地理解和运用复合句。
