1. Don't close the window.
2. Call a porter, please.
3. Let's go home.
4. Don't be angry with me.
5. Read this article.
6. Show me these documents.
7. Let him go there alone.
8. Let her do this work herself.
9. Let them wait for me downstairs,
10. Don't let him go there this evening.
11. Don't let them wait for me.