21
an 21
The 21
21 rode his 21.
21 had a little 21.
Betty is a noun, so it would just be "21."
September 21 is the beginning of spring in Antarctica.
Because Antarctica is in the southern hemisphere, summer begins on December 21, fall on March 21, Winter on June 21 and spring on September 21.
Antarctica's summer begins on December 21 and ends on March 21 every year.
Spring begins on September 21 and summer begins on December 21 in Antarctica -- and everywhere in the Southern Hemisphere.
On June 21 there is no sunrise on Antarctica and on December 21, there is no sunset.
Antarctica is in the middle of the Southern Hemisphere. The Southern Winter is June, July and August. Summer is December, January and February.
Summer in the Southern Hemisphere begins on December 21, where you can find Antarctica.