i heard somewhere that the greatest invention of the 21st century is the internet.
* *
YES!
internet
Perhaps the car, telephone, computer, television, or the iPhone. the car, telephone, computer and the tv arent 21st century or important it would have to be a form of medicine
We are in the 21st Century.
the 21st century
~this is the 21st century
Yes they do have batteries in the 21st century and had in the 20th century.
No, there is no apostrophe in the phrase "21st century."
is 21st century is an age of greed
The year 2010 is in the 21st century.