She began to play table tennis_________,and became famous_________ .
The church has______ quite a few changes over the years.
At the______ of the century, Shanghai is developing at a rapid speed.
—Excuse me, may I ask you some questions? ---Sorry, I’m too busy and haven’t even a minute to________.
The computer was one of the greatest______ in the 20th century.
He_____ some German while he was away on a business trip in Berlin.