mark reading

例句：

1. 1.He marked his book with a red pen.
   他用红笔在书上做了标记。
2. 2. She read the book carefully and took notes.
   她仔细地阅读了这本书并做了笔记。
3. 3. We marked the important points in the text for review later.
   我们为稍后复习在文本中标记了重要点。