英语语法中的连词用于连接单词、短语或句子，包括并列连词如"and"、"or"、"but"，从属连词如"although"、"because"、"since"，以及关联副词如"however"、"therefore"、"moreover"。这些连词可以帮助表达复杂的思想，使文章更流畅。
-
并列连词：and, or, but
- and：用于连接两个相似或相关的想法。例如：I like to read books and watch movies.
- or：用于表示两个或多个选项之间的选择。例如：Do you want tea or coffee?
- but：用于表示对比或转折。例如：I am tired but I need to finish my work.
-
从属连词：although, because, since
- although：用于表示尽管或虽然。例如：Although it was raining, we decided to go for a walk.
- because：用于表示原因。例如：I stayed at home because I was sick.
- since：用于表示时间。例如：I have been studying English since I was a child.
-
关联副词：however, therefore, moreover
- however：用于表示对比或转折。例如：I like to exercise. However, I don't like to run.
- therefore：用于表示结果或结论。例如：I studied hard. Therefore, I passed the exam.
- moreover：用于表示额外的信息。例如：I like to read books. Moreover, I like to write stories.
