Meaning of skim over

1. He didn't have time to read the entire report, so he decided to just skim over the key points.
2. The student skimmed over the textbook in order to quickly find the information she needed for her presentation.
3. I can't believe you just skimmed over the instructions without fully understanding them.
4. The manager skimmed over the budget proposal before presenting it to the board.
5. She skimmed over the newspaper headlines to get a sense of the day's top stories.
6. It's important not to just skim over the terms and conditions before signing a contract.
7. He skimmed over the email from his boss, missing some important details in the process.
8. The teacher reminded the students not to skim over the reading assignment, but to read it thoroughly.
9. I tend to skim over long articles, only focusing on the main points.
10. Before the exam, she quickly skimmed over her notes to refresh her memory.