The common feature of all airplanes were identical to the same uplifting structure the Wright Brothers used. Namely the plane of theirs and future airplanes all have wings.
KEVIN B. ET AL WRIGHT has written: 'HEALTH COMMUNICATION IN THE 21ST CENTURY'
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."
Paul Kenneth Wright has written: 'Manufacturing intelligence' -- subject(s): Artificial intelligence, Industrial applications, Production engineering, Robotics '21st Century Manufacturing'
is 21st century is an age of greed
The year 2010 is in the 21st century.
Significance of mutation in 21st century
characteristics of 21st century managers
AD 2015 was in the 21st century