.-Have you found the information about the famous people_________ you can use for the report-Not yet. I’ll search on the Internet.

We don’t know when the sports meeting ______. When it ______, please tell me .

With the development of modern science and technology, changes in the ways that people perform their work are sure to _______. [ ]

Can I have your name, sir–Err… Albert Johnson, if you _______ know.

I don’t like any humor in serious speech because I can’t think of any circumstance _______ this would be beneficial or useful.