We want to enter the 20th century a bit less than two months before it ends.
Music enters the 21st century with luggage in its hand.
Mexico will enter the 21st century with 100 million or more.
Three branches of the family lived to enter the 20th century.
The movement began during the first days of 1901 just as the world entered the twentieth century.
"America has only one hope of entering the 21st century as a world power and a global economic force," he added.
It's the price to be paid for entering the 21st century.
Now you would have us enter the 21st century trying to save money on research and development.
How well prepared are we to enter the 21st century?
We cannot afford to enter the 21st century with a plan from the early 20th.