What he said made us deeply _____.

Once ______ , the plan can’t be changed.

____ is known to all, China will be an _____ and powerful country in 20 or 30 years’ time. 

What has started as a Chicago morning program in 1984 has now turned into one of the most popular daytime chat shows ever _____ on TV.

—What are you doing outside the class? Didn’t you hear the clock ______? —Sorry, sir. I ______.