After staying in hospital for long, the patient was advised to go to the seaside to his health.
When you get on stage for the first time, you may be surprised by ______bright the lights are.
If you had joined the chat room ten minutes ago, you ______what we were talking about!
Yesterday, when I went to his office, he ______ online for some information. I think it will be an interesting lecture.
Instead of telling the joke he _______, Crystal made up a new one.
I am pleased to have this chance today ______to you about the United Nations or the UN.