宾语从句在英语句子中起着至关重要的作用，它充当谓语动词的直接对象，包含完整的意义。让我们通过一些实例来理解它的用法：

在句子"I think she is clever"中，"she is clever"是动词"think"的宾语，构成了宾语从句，表明说话者对她的评价。

例句"Do you know if he likes the newspaper"展示了疑问词"if"引导的宾语从句，询问对方是否知道他对报纸的喜好。

"I want to know what they're talking about"中，"what they're talking about"作为"know"的宾语，表示你对他们的谈话内容感兴趣。

"I heard you had a bad cold"表明"had a bad cold"是动词"heard"的宾语，描述了你所听到的情况。

"I ask him why his hot dogs are so popular"涉及"why"引导的宾语从句，询问原因。

"Mary says she doesn't like school uniforms"中，"she doesn't like school uniforms"表达了玛丽的观点。

"I know he is a Canadian athlete"说明"he is a Canadian athlete"是动词"know"的直接信息。

总的来说，宾语从句在句子中通过包含完整的陈述或疑问来传递信息，使句子结构更为丰富和表达更精确。希望这些例子能帮助你更好地理解宾语从句的运用。