宾语从句是在句子中作为动词的宾语的一个从句。宾语从句通常由连接词引导,连接词的选择取决于从句的内容和关系。以下是一些常见的连接词和它们的使用情况:
1. 连接词 "that":
- He said that he would come to the party.(他说他会去参加派对。)
- I believe that the movie will be great.(我相信这部电影会很棒。)
2. 连接词 "whether":
- She asked whether I had finished my homework.(她问我是否完成了作业。)
- I'm not sure whether it will rain tomorrow.(我不确定明天是否会下雨。)
3. 连接词 "if":
- He asked if I could help him with his project.(他问我是否可以帮他完成项目。)
- I don't know if she likes sushi.(我不知道她是否喜欢寿司。)
4. 连接词 "who", "whom", "whose", "which", "what", "where", "when", "why", "how"等:
- I don't know who took my book.(我不知道是谁拿了我的书。)
- Tell me where you are going.(告诉我你要去哪里。)
- He asked why she was late.(他问她为什么迟到。)
需要注意的是,宾语从句通常放在主句的后面,并用逗号、连词或引号与主句分开。
以上是一些宾语从句的常见连接词及其使用方法,希望对您有所帮助。